diff --git a/Cargo.lock b/Cargo.lock
index c5c6bde312..4279ba0a09 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -39,11 +39,24 @@ dependencies = [
  "thiserror",
 ]
 
+[[package]]
+name = "aggregator-common"
+version = "0.1.0"
+source = "git+https://github.com/ethanyuan/ckb?branch=v0.116.1-branch-chain#deee502abbe3cc8192ab886c640aea14688a828f"
+dependencies = [
+ "ckb-gen-types 0.116.1 (git+https://github.com/ethanyuan/ckb?branch=v0.116.1-branch-chain)",
+ "ckb-hash 0.116.1 (git+https://github.com/ethanyuan/ckb?branch=v0.116.1-branch-chain)",
+ "ckb-types 0.116.1 (git+https://github.com/ethanyuan/ckb?branch=v0.116.1-branch-chain)",
+ "molecule",
+ "secp256k1",
+ "thiserror",
+]
+
 [[package]]
 name = "aggregator-main"
 version = "0.1.0"
 dependencies = [
- "aggregator-common",
+ "aggregator-common 0.1.0",
  "aggregator-rgbpp-tx",
  "aggregator-storage",
  "ckb-app-config",
@@ -70,7 +83,7 @@ dependencies = [
 name = "aggregator-rgbpp-tx"
 version = "0.1.0"
 dependencies = [
- "aggregator-common",
+ "aggregator-common 0.1.0",
  "ckb-app-config",
  "ckb-gen-types 0.116.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "ckb-hash 0.116.1",
@@ -90,7 +103,7 @@ dependencies = [
 name = "aggregator-storage"
 version = "0.1.0"
 dependencies = [
- "aggregator-common",
+ "aggregator-common 0.1.0",
  "ckb-rocksdb",
  "ckb-types 0.116.1 (git+https://github.com/ethanyuan/ckb?branch=v0.116.1-branch-chain)",
  "tempfile",
@@ -863,7 +876,7 @@ dependencies = [
 name = "ckb-chain-spec"
 version = "0.116.1"
 dependencies = [
- "aggregator-common",
+ "aggregator-common 0.1.0",
  "cacache",
  "ckb-constant 0.116.1",
  "ckb-crypto 0.116.1",
@@ -909,8 +922,9 @@ dependencies = [
 [[package]]
 name = "ckb-chain-spec"
 version = "0.116.1"
-source = "git+https://github.com/ethanyuan/ckb?branch=v0.116.1-branch-chain#58be3ea7aec2c25d9f53a12360a38f6151629bbe"
+source = "git+https://github.com/ethanyuan/ckb?branch=v0.116.1-branch-chain#deee502abbe3cc8192ab886c640aea14688a828f"
 dependencies = [
+ "aggregator-common 0.1.0 (git+https://github.com/ethanyuan/ckb?branch=v0.116.1-branch-chain)",
  "cacache",
  "ckb-constant 0.116.1 (git+https://github.com/ethanyuan/ckb?branch=v0.116.1-branch-chain)",
  "ckb-crypto 0.116.1 (git+https://github.com/ethanyuan/ckb?branch=v0.116.1-branch-chain)",
@@ -947,7 +961,7 @@ dependencies = [
 [[package]]
 name = "ckb-channel"
 version = "0.116.1"
-source = "git+https://github.com/ethanyuan/ckb?branch=v0.116.1-branch-chain#58be3ea7aec2c25d9f53a12360a38f6151629bbe"
+source = "git+https://github.com/ethanyuan/ckb?branch=v0.116.1-branch-chain#deee502abbe3cc8192ab886c640aea14688a828f"
 dependencies = [
  "crossbeam-channel",
 ]
@@ -965,7 +979,7 @@ checksum = "5baf91b16a3b8360c85211dfdff3d2adc0a1f3ae571ea6b1637d55d6b227e312"
 [[package]]
 name = "ckb-constant"
 version = "0.116.1"
-source = "git+https://github.com/ethanyuan/ckb?branch=v0.116.1-branch-chain#58be3ea7aec2c25d9f53a12360a38f6151629bbe"
+source = "git+https://github.com/ethanyuan/ckb?branch=v0.116.1-branch-chain#deee502abbe3cc8192ab886c640aea14688a828f"
 
 [[package]]
 name = "ckb-crypto"
@@ -996,7 +1010,7 @@ dependencies = [
 [[package]]
 name = "ckb-crypto"
 version = "0.116.1"
-source = "git+https://github.com/ethanyuan/ckb?branch=v0.116.1-branch-chain#58be3ea7aec2c25d9f53a12360a38f6151629bbe"
+source = "git+https://github.com/ethanyuan/ckb?branch=v0.116.1-branch-chain#deee502abbe3cc8192ab886c640aea14688a828f"
 dependencies = [
  "ckb-fixed-hash 0.116.1 (git+https://github.com/ethanyuan/ckb?branch=v0.116.1-branch-chain)",
  "faster-hex",
@@ -1044,7 +1058,7 @@ dependencies = [
 [[package]]
 name = "ckb-dao-utils"
 version = "0.116.1"
-source = "git+https://github.com/ethanyuan/ckb?branch=v0.116.1-branch-chain#58be3ea7aec2c25d9f53a12360a38f6151629bbe"
+source = "git+https://github.com/ethanyuan/ckb?branch=v0.116.1-branch-chain#deee502abbe3cc8192ab886c640aea14688a828f"
 dependencies = [
  "byteorder",
  "ckb-error 0.116.1 (git+https://github.com/ethanyuan/ckb?branch=v0.116.1-branch-chain)",
@@ -1110,7 +1124,7 @@ dependencies = [
 [[package]]
 name = "ckb-error"
 version = "0.116.1"
-source = "git+https://github.com/ethanyuan/ckb?branch=v0.116.1-branch-chain#58be3ea7aec2c25d9f53a12360a38f6151629bbe"
+source = "git+https://github.com/ethanyuan/ckb?branch=v0.116.1-branch-chain#deee502abbe3cc8192ab886c640aea14688a828f"
 dependencies = [
  "anyhow",
  "ckb-occupied-capacity 0.116.1 (git+https://github.com/ethanyuan/ckb?branch=v0.116.1-branch-chain)",
@@ -1139,7 +1153,7 @@ dependencies = [
 [[package]]
 name = "ckb-fixed-hash"
 version = "0.116.1"
-source = "git+https://github.com/ethanyuan/ckb?branch=v0.116.1-branch-chain#58be3ea7aec2c25d9f53a12360a38f6151629bbe"
+source = "git+https://github.com/ethanyuan/ckb?branch=v0.116.1-branch-chain#deee502abbe3cc8192ab886c640aea14688a828f"
 dependencies = [
  "ckb-fixed-hash-core 0.116.1 (git+https://github.com/ethanyuan/ckb?branch=v0.116.1-branch-chain)",
  "ckb-fixed-hash-macros 0.116.1 (git+https://github.com/ethanyuan/ckb?branch=v0.116.1-branch-chain)",
@@ -1171,7 +1185,7 @@ dependencies = [
 [[package]]
 name = "ckb-fixed-hash-core"
 version = "0.116.1"
-source = "git+https://github.com/ethanyuan/ckb?branch=v0.116.1-branch-chain#58be3ea7aec2c25d9f53a12360a38f6151629bbe"
+source = "git+https://github.com/ethanyuan/ckb?branch=v0.116.1-branch-chain#deee502abbe3cc8192ab886c640aea14688a828f"
 dependencies = [
  "ckb_schemars",
  "faster-hex",
@@ -1204,7 +1218,7 @@ dependencies = [
 [[package]]
 name = "ckb-fixed-hash-macros"
 version = "0.116.1"
-source = "git+https://github.com/ethanyuan/ckb?branch=v0.116.1-branch-chain#58be3ea7aec2c25d9f53a12360a38f6151629bbe"
+source = "git+https://github.com/ethanyuan/ckb?branch=v0.116.1-branch-chain#deee502abbe3cc8192ab886c640aea14688a828f"
 dependencies = [
  "ckb-fixed-hash-core 0.116.1 (git+https://github.com/ethanyuan/ckb?branch=v0.116.1-branch-chain)",
  "proc-macro2",
@@ -1259,7 +1273,7 @@ dependencies = [
 [[package]]
 name = "ckb-gen-types"
 version = "0.116.1"
-source = "git+https://github.com/ethanyuan/ckb?branch=v0.116.1-branch-chain#58be3ea7aec2c25d9f53a12360a38f6151629bbe"
+source = "git+https://github.com/ethanyuan/ckb?branch=v0.116.1-branch-chain#deee502abbe3cc8192ab886c640aea14688a828f"
 dependencies = [
  "cfg-if 1.0.0",
  "ckb-error 0.116.1 (git+https://github.com/ethanyuan/ckb?branch=v0.116.1-branch-chain)",
@@ -1291,7 +1305,7 @@ dependencies = [
 [[package]]
 name = "ckb-hash"
 version = "0.116.1"
-source = "git+https://github.com/ethanyuan/ckb?branch=v0.116.1-branch-chain#58be3ea7aec2c25d9f53a12360a38f6151629bbe"
+source = "git+https://github.com/ethanyuan/ckb?branch=v0.116.1-branch-chain#deee502abbe3cc8192ab886c640aea14688a828f"
 dependencies = [
  "blake2b-ref",
  "blake2b-rs",
@@ -1377,7 +1391,7 @@ dependencies = [
 [[package]]
 name = "ckb-jsonrpc-types"
 version = "0.116.1"
-source = "git+https://github.com/ethanyuan/ckb?branch=v0.116.1-branch-chain#58be3ea7aec2c25d9f53a12360a38f6151629bbe"
+source = "git+https://github.com/ethanyuan/ckb?branch=v0.116.1-branch-chain#deee502abbe3cc8192ab886c640aea14688a828f"
 dependencies = [
  "ckb-types 0.116.1 (git+https://github.com/ethanyuan/ckb?branch=v0.116.1-branch-chain)",
  "ckb_schemars",
@@ -1469,7 +1483,7 @@ dependencies = [
 [[package]]
 name = "ckb-logger"
 version = "0.116.1"
-source = "git+https://github.com/ethanyuan/ckb?branch=v0.116.1-branch-chain#58be3ea7aec2c25d9f53a12360a38f6151629bbe"
+source = "git+https://github.com/ethanyuan/ckb?branch=v0.116.1-branch-chain#deee502abbe3cc8192ab886c640aea14688a828f"
 dependencies = [
  "log",
 ]
@@ -1736,7 +1750,7 @@ dependencies = [
 [[package]]
 name = "ckb-occupied-capacity"
 version = "0.116.1"
-source = "git+https://github.com/ethanyuan/ckb?branch=v0.116.1-branch-chain#58be3ea7aec2c25d9f53a12360a38f6151629bbe"
+source = "git+https://github.com/ethanyuan/ckb?branch=v0.116.1-branch-chain#deee502abbe3cc8192ab886c640aea14688a828f"
 dependencies = [
  "ckb-occupied-capacity-core 0.116.1 (git+https://github.com/ethanyuan/ckb?branch=v0.116.1-branch-chain)",
  "ckb-occupied-capacity-macros 0.116.1 (git+https://github.com/ethanyuan/ckb?branch=v0.116.1-branch-chain)",
@@ -1761,7 +1775,7 @@ dependencies = [
 [[package]]
 name = "ckb-occupied-capacity-core"
 version = "0.116.1"
-source = "git+https://github.com/ethanyuan/ckb?branch=v0.116.1-branch-chain#58be3ea7aec2c25d9f53a12360a38f6151629bbe"
+source = "git+https://github.com/ethanyuan/ckb?branch=v0.116.1-branch-chain#deee502abbe3cc8192ab886c640aea14688a828f"
 dependencies = [
  "serde",
 ]
@@ -1789,7 +1803,7 @@ dependencies = [
 [[package]]
 name = "ckb-occupied-capacity-macros"
 version = "0.116.1"
-source = "git+https://github.com/ethanyuan/ckb?branch=v0.116.1-branch-chain#58be3ea7aec2c25d9f53a12360a38f6151629bbe"
+source = "git+https://github.com/ethanyuan/ckb?branch=v0.116.1-branch-chain#deee502abbe3cc8192ab886c640aea14688a828f"
 dependencies = [
  "ckb-occupied-capacity-core 0.116.1 (git+https://github.com/ethanyuan/ckb?branch=v0.116.1-branch-chain)",
  "quote",
@@ -1825,7 +1839,7 @@ dependencies = [
 [[package]]
 name = "ckb-pow"
 version = "0.116.1"
-source = "git+https://github.com/ethanyuan/ckb?branch=v0.116.1-branch-chain#58be3ea7aec2c25d9f53a12360a38f6151629bbe"
+source = "git+https://github.com/ethanyuan/ckb?branch=v0.116.1-branch-chain#deee502abbe3cc8192ab886c640aea14688a828f"
 dependencies = [
  "byteorder",
  "ckb-hash 0.116.1 (git+https://github.com/ethanyuan/ckb?branch=v0.116.1-branch-chain)",
@@ -1866,7 +1880,7 @@ dependencies = [
 [[package]]
 name = "ckb-rational"
 version = "0.116.1"
-source = "git+https://github.com/ethanyuan/ckb?branch=v0.116.1-branch-chain#58be3ea7aec2c25d9f53a12360a38f6151629bbe"
+source = "git+https://github.com/ethanyuan/ckb?branch=v0.116.1-branch-chain#deee502abbe3cc8192ab886c640aea14688a828f"
 dependencies = [
  "numext-fixed-uint",
  "serde",
@@ -1904,7 +1918,7 @@ dependencies = [
 [[package]]
 name = "ckb-resource"
 version = "0.116.1"
-source = "git+https://github.com/ethanyuan/ckb?branch=v0.116.1-branch-chain#58be3ea7aec2c25d9f53a12360a38f6151629bbe"
+source = "git+https://github.com/ethanyuan/ckb?branch=v0.116.1-branch-chain#deee502abbe3cc8192ab886c640aea14688a828f"
 dependencies = [
  "ckb-system-scripts",
  "ckb-types 0.116.1 (git+https://github.com/ethanyuan/ckb?branch=v0.116.1-branch-chain)",
@@ -2078,7 +2092,7 @@ dependencies = [
 [[package]]
 name = "ckb-script"
 version = "0.116.1"
-source = "git+https://github.com/ethanyuan/ckb?branch=v0.116.1-branch-chain#58be3ea7aec2c25d9f53a12360a38f6151629bbe"
+source = "git+https://github.com/ethanyuan/ckb?branch=v0.116.1-branch-chain#deee502abbe3cc8192ab886c640aea14688a828f"
 dependencies = [
  "byteorder",
  "ckb-chain-spec 0.116.1 (git+https://github.com/ethanyuan/ckb?branch=v0.116.1-branch-chain)",
@@ -2137,7 +2151,7 @@ dependencies = [
 [[package]]
 name = "ckb-sdk"
 version = "3.2.1"
-source = "git+https://github.com/ethanyuan/ckb-sdk-rust?branch=v3.2.1-branch-chain#16dbe10bfce936ef1ec14b086694ae0933e388b6"
+source = "git+https://github.com/ethanyuan/ckb-sdk-rust?branch=v3.2.1-branch-chain#74798c6b793fe8e6e82ac80c75873ce925e597f7"
 dependencies = [
  "anyhow",
  "bech32",
@@ -2357,7 +2371,7 @@ dependencies = [
 [[package]]
 name = "ckb-traits"
 version = "0.116.1"
-source = "git+https://github.com/ethanyuan/ckb?branch=v0.116.1-branch-chain#58be3ea7aec2c25d9f53a12360a38f6151629bbe"
+source = "git+https://github.com/ethanyuan/ckb?branch=v0.116.1-branch-chain#deee502abbe3cc8192ab886c640aea14688a828f"
 dependencies = [
  "ckb-types 0.116.1 (git+https://github.com/ethanyuan/ckb?branch=v0.116.1-branch-chain)",
 ]
@@ -2454,7 +2468,7 @@ dependencies = [
 [[package]]
 name = "ckb-types"
 version = "0.116.1"
-source = "git+https://github.com/ethanyuan/ckb?branch=v0.116.1-branch-chain#58be3ea7aec2c25d9f53a12360a38f6151629bbe"
+source = "git+https://github.com/ethanyuan/ckb?branch=v0.116.1-branch-chain#deee502abbe3cc8192ab886c640aea14688a828f"
 dependencies = [
  "bit-vec",
  "bytes",
@@ -3822,7 +3836,7 @@ dependencies = [
  "httpdate",
  "itoa",
  "pin-project-lite",
- "socket2 0.5.6",
+ "socket2 0.4.10",
  "tokio",
  "tower-service",
  "tracing",
diff --git a/aggregator/aggregator-main/src/lib.rs b/aggregator/aggregator-main/src/lib.rs
index 3241c59fb1..c6fdd1ef69 100644
--- a/aggregator/aggregator-main/src/lib.rs
+++ b/aggregator/aggregator-main/src/lib.rs
@@ -2,7 +2,7 @@
 
 pub(crate) mod branch_to_rgbpp;
 pub(crate) mod rgbpp_to_branch;
-pub(crate) mod schemas;
+pub mod schemas;
 
 use aggregator_common::{error::Error, utils::encode_udt_amount};
 use aggregator_rgbpp_tx::RgbppTxBuilder;
@@ -45,7 +45,7 @@ pub struct Aggregator {
 }
 
 #[derive(Clone, Debug, PartialEq, Eq)]
-struct ScriptInfo {
+pub struct ScriptInfo {
     pub script: Script,
     pub cell_dep: CellDep,
 }
diff --git a/aggregator/aggregator-main/tests/send_request.rs b/aggregator/aggregator-main/tests/send_request.rs
new file mode 100644
index 0000000000..83e6a50142
--- /dev/null
+++ b/aggregator/aggregator-main/tests/send_request.rs
@@ -0,0 +1,385 @@
+use aggregator_common::types::RequestType;
+use aggregator_main::{
+    schemas::leap::{self, MessageUnion, RequestContent, Transfer},
+    ScriptInfo, SIGHASH_TYPE_HASH,
+};
+use ckb_app_config::ScriptConfig;
+use ckb_hash::blake2b_256;
+use ckb_jsonrpc_types::TransactionView;
+use ckb_sdk::{
+    core::TransactionBuilder,
+    rpc::CkbRpcClient as RpcClient,
+    traits::LiveCell,
+    transaction::{
+        builder::{ChangeBuilder, DefaultChangeBuilder},
+        input::{InputIterator, TransactionInput},
+        signer::{SignContexts, TransactionSigner},
+        TransactionBuilderConfiguration,
+    },
+    types::{NetworkInfo, NetworkType, TransactionWithScriptGroups},
+    ScriptGroup,
+};
+use ckb_types::{
+    bytes::Bytes,
+    core::ScriptHashType,
+    h160, h256,
+    packed::{
+        Byte, Byte32, Bytes as PackedBytes, CellDep, CellInput, CellOutput, OutPoint, Script,
+    },
+    prelude::*,
+    H256,
+};
+
+use std::collections::HashMap;
+
+#[test]
+#[ignore]
+fn send_request() {
+    let ckb_provider_lock_privkey =
+        h256!("0x6b726167f8d0b2b8722b9a3f0cfdc67d43f1622666a6fda6b32da76a3824e52e");
+    let ckb_provider_lock_args = h160!("0xa0c73e84d827b87073a2a0e6448921870d114d02").as_bytes();
+
+    let branch_uri = "http://localhost:8114";
+
+    let message_queue_type_id =
+        h256!("0xd1affd2e1d88d8f44ddace885e740687b6b7fc82545410dac513362942bf34be");
+    let request_lock_code_hash =
+        h256!("0x1a1e4fef34f5982906f745b048fe7b1089647e82346074e0f32c2ece26cf6b1e");
+    let xudt_code_hash =
+        h256!("0x6283a479a3cf5d4276cd93594de9f1827ab9b55c7b05b3d28e4c2e0a696cfefd");
+
+    // input
+    let out_point = OutPoint::new(
+        h256!("0x32f7ef35ea6fda741ff7613d992c84115096bae05e6ffa47c6c054f8a0b2cbda").pack(),
+        0,
+    );
+    let input = CellInput::new_builder()
+        .previous_output(out_point.clone().clone())
+        .build();
+    let branch_rpc_client = RpcClient::new(branch_uri);
+    let input_cell = branch_rpc_client
+        .get_live_cell(out_point.clone().into(), true)
+        .unwrap();
+    println!("input_cell: {:?}", input_cell);
+    let input_cell = input_cell.cell.unwrap();
+    let tx_input = TransactionInput {
+        live_cell: LiveCell {
+            output: input_cell.output.clone().into(),
+            output_data: input_cell.data.unwrap().content.into_bytes(),
+            out_point: input.previous_output(),
+            block_number: 14318072,
+            tx_index: 2,
+        },
+        since: 0,
+    };
+
+    let user_lock = Script::new_builder()
+        .code_hash(SIGHASH_TYPE_HASH.pack())
+        .hash_type(ScriptHashType::Type.into())
+        .args(Bytes::from(ckb_provider_lock_args).pack())
+        .build();
+    let token_script = Script::new_builder()
+        .code_hash(xudt_code_hash.pack())
+        .hash_type(ScriptHashType::Type.into())
+        .args(user_lock.calc_script_hash().as_bytes().pack())
+        .build();
+
+    // output: create request
+    let branch_chain_id = Bytes::from(b"mocked-branch-chain-id".to_vec());
+    let message = leap::Message::new_builder()
+        .set(MessageUnion::Transfer(
+            Transfer::new_builder()
+                .owner_lock_hash(user_lock.calc_script_hash())
+                .amount(1000u128.pack())
+                .asset_type(token_script.calc_script_hash())
+                .build(),
+        ))
+        .build();
+    let request_content = RequestContent::new_builder()
+        .request_type(Byte::new(RequestType::BranchToCkb as u8))
+        .target_chain_id(branch_chain_id.pack())
+        .message(message)
+        .build();
+    let (request_cell, request_cell_data) = build_request(
+        request_lock_code_hash.pack(),
+        message_queue_type_id.pack(),
+        user_lock.calc_script_hash(),
+        request_content.clone(),
+        token_script.clone(),
+        1000,
+    );
+
+    // cell deps
+    let scripts = prepare_scripts();
+    let secp256k1_cell_dep = get_branch_cell_dep("secp256k1_blake160", &scripts);
+    let xudt_cell_dep = get_branch_cell_dep("xudt", &scripts);
+    let request_cell_dep = get_branch_cell_dep("request_lock", &scripts);
+    let queue_type_cell_dep = get_branch_cell_dep("queue_type", &scripts);
+
+    // create transaction
+    let mut tx_builder = TransactionBuilder::default();
+    tx_builder
+        .cell_deps(vec![
+            secp256k1_cell_dep,
+            xudt_cell_dep,
+            request_cell_dep,
+            queue_type_cell_dep,
+        ])
+        .input(input)
+        .output(request_cell)
+        .output_data(request_cell_data.pack());
+
+    // group
+    let mut lock_groups: HashMap<Byte32, ScriptGroup> = HashMap::default();
+    let mut type_groups: HashMap<Byte32, ScriptGroup> = HashMap::default();
+    {
+        lock_groups
+            .entry(user_lock.calc_script_hash())
+            .or_insert_with(|| ScriptGroup::from_lock_script(&user_lock))
+            .input_indices
+            .push(0);
+    }
+    for (output_idx, output) in tx_builder.get_outputs().clone().iter().enumerate() {
+        if let Some(type_script) = &output.type_().to_opt() {
+            type_groups
+                .entry(type_script.calc_script_hash())
+                .or_insert_with(|| ScriptGroup::from_type_script(type_script))
+                .output_indices
+                .push(output_idx);
+        }
+    }
+
+    // balance transaction
+    let network_info = NetworkInfo::new(NetworkType::Testnet, branch_uri.to_string());
+    let fee_rate = 3000;
+    let configuration = {
+        let mut config =
+            TransactionBuilderConfiguration::new_with_network(network_info.clone()).unwrap();
+        config.fee_rate = fee_rate;
+        config
+    };
+    let (capacity_provider_script_args, capacity_provider_key) =
+        get_sighash_lock_args_from_privkey(ckb_provider_lock_privkey);
+    let capacity_provider_script = Script::new_builder()
+        .code_hash(SIGHASH_TYPE_HASH.pack())
+        .hash_type(ScriptHashType::Type.into())
+        .args(capacity_provider_script_args.pack())
+        .build();
+    let mut change_builder =
+        DefaultChangeBuilder::new(&configuration, capacity_provider_script.clone(), Vec::new());
+    change_builder.init(&mut tx_builder);
+    {
+        let _ = change_builder.check_balance(tx_input, &mut tx_builder);
+    };
+    let iterator = InputIterator::new(vec![user_lock], &network_info);
+    let mut tx_with_groups = {
+        let mut check_result = None;
+        for (mut input_index, input) in iterator.enumerate() {
+            println!("{:?}", input);
+            input_index += 1;
+            let input = input.unwrap();
+            tx_builder.input(input.cell_input());
+            tx_builder.witness(PackedBytes::default());
+
+            let previous_output = input.previous_output();
+            let lock_script = previous_output.lock();
+            lock_groups
+                .entry(lock_script.calc_script_hash())
+                .or_insert_with(|| ScriptGroup::from_lock_script(&lock_script))
+                .input_indices
+                .push(input_index);
+
+            if change_builder.check_balance(input, &mut tx_builder) {
+                let script_groups: Vec<ScriptGroup> = lock_groups
+                    .into_values()
+                    .chain(type_groups.into_values())
+                    .collect();
+
+                let tx_view = change_builder.finalize(tx_builder);
+
+                check_result = Some(TransactionWithScriptGroups::new(tx_view, script_groups));
+                break;
+            }
+        }
+        check_result
+    }
+    .unwrap();
+
+    // sign
+    TransactionSigner::new(&network_info)
+        .sign_transaction(
+            &mut tx_with_groups,
+            &SignContexts::new_sighash(vec![capacity_provider_key]),
+        )
+        .unwrap();
+
+    // send tx
+    let tx_json = TransactionView::from(tx_with_groups.get_tx_view().clone());
+    println!(
+        "request tx: {}",
+        serde_json::to_string_pretty(&tx_json).unwrap()
+    );
+    let tx_hash = branch_rpc_client
+        .send_transaction(tx_json.inner, None)
+        .unwrap();
+    println!("request tx send: {:?}", tx_hash.pack());
+}
+
+fn build_request(
+    request_lock_code_hash: Byte32,
+    request_type_hash: Byte32,
+    owner_lock_hash: Byte32,
+    content: RequestContent,
+    token_script: Script,
+    amount: u128,
+) -> (CellOutput, Bytes) {
+    let lock_args = leap::RequestLockArgs::new_builder()
+        .request_type_hash(request_type_hash)
+        .owner_lock_hash(owner_lock_hash)
+        .content(content)
+        .build();
+    let request_lock = Script::new_builder()
+        .code_hash(request_lock_code_hash)
+        .hash_type(ScriptHashType::Type.into())
+        .args(lock_args.as_bytes().pack())
+        .build();
+    let cell = CellOutput::new_builder()
+        .lock(request_lock)
+        .type_(Some(token_script).pack())
+        .capacity(1_0000_0000.pack())
+        .build();
+    let buf: [u8; 16] = amount.to_le_bytes();
+    let data = buf.to_vec().into();
+    (cell, data)
+}
+
+pub(crate) fn prepare_scripts() -> HashMap<String, ScriptInfo> {
+    let mut rgbpp_script_config: Vec<ScriptConfig> = Vec::new();
+    let xudt_script = r#"
+    {
+        "args": "0x",
+        "code_hash": "0x6283a479a3cf5d4276cd93594de9f1827ab9b55c7b05b3d28e4c2e0a696cfefd",
+        "hash_type": "type"
+    }
+    "#;
+    let xudt_out_point = r#"
+    {
+        "dep_type": "code",
+        "out_point": {
+            "index": "0x5",
+            "tx_hash": "0x1c21f865d6564c7b54e5a616adee365378b41b92e5c941cdf45c572c0c9e5811"
+        }
+    }
+    "#;
+    rgbpp_script_config.push(ScriptConfig {
+        script_name: "xudt".to_string(),
+        script: xudt_script.to_string(),
+        cell_dep: xudt_out_point.to_string(),
+    });
+    let request_lock = r#"
+    {
+        "args": "0x",
+        "code_hash": "0x1a1e4fef34f5982906f745b048fe7b1089647e82346074e0f32c2ece26cf6b1e",
+        "hash_type": "type"
+    }
+    "#;
+    let request_out_point = r#"
+    {
+        "dep_type": "code",
+        "out_point": {
+            "index": "0x6",
+            "tx_hash": "0x1c21f865d6564c7b54e5a616adee365378b41b92e5c941cdf45c572c0c9e5811"
+        }
+    }
+    "#;
+    rgbpp_script_config.push(ScriptConfig {
+        script_name: "request_lock".to_string(),
+        script: request_lock.to_string(),
+        cell_dep: request_out_point.to_string(),
+    });
+    let queue_type_script = r#"
+    {
+        "args": "0x4242",
+        "code_hash": "0x9c6933d977360f115a3e9cd5a2e0e475853681b80d775d93ad0f8969da343e56",
+        "hash_type": "type"
+    }
+    "#;
+    let queue_type_out_point = r#"
+    {
+        "dep_type": "code",
+        "out_point": {
+            "index": "0x7",
+            "tx_hash": "0x1c21f865d6564c7b54e5a616adee365378b41b92e5c941cdf45c572c0c9e5811"
+        }
+    }
+    "#;
+    rgbpp_script_config.push(ScriptConfig {
+        script_name: "queue_type".to_string(),
+        script: queue_type_script.to_string(),
+        cell_dep: queue_type_out_point.to_string(),
+    });
+    let secp256k1_blake160_script = r#"
+    {
+        "args": "0x",
+        "code_hash": "0x9bd7e06f3ecf4be0f2fcd2188b23f1b9fcc88e5d4b65a8637b17723bbda3cce8",
+        "hash_type": "type"
+    }
+    "#;
+    let secp256k1_blake160_out_point = r#"
+    {
+        "dep_type": "dep_group",
+        "out_point": {
+            "index": "0x0",
+            "tx_hash": "0xde836a3233cbd4904f60ec9bfb5a2055d15314b751c9c0d4acff37d5e402f003"
+        }
+    }
+    "#;
+    rgbpp_script_config.push(ScriptConfig {
+        script_name: "secp256k1_blake160".to_string(),
+        script: secp256k1_blake160_script.to_string(),
+        cell_dep: secp256k1_blake160_out_point.to_string(),
+    });
+
+    get_script_map(rgbpp_script_config)
+}
+
+pub(crate) fn get_branch_cell_dep(
+    script_name: &str,
+    branch_scripts: &HashMap<String, ScriptInfo>,
+) -> CellDep {
+    branch_scripts
+        .get(script_name)
+        .map(|script_info| script_info.cell_dep.clone())
+        .unwrap()
+}
+
+fn get_script_map(scripts: Vec<ScriptConfig>) -> HashMap<String, ScriptInfo> {
+    scripts
+        .iter()
+        .map(|s| {
+            (
+                s.script_name.clone(),
+                ScriptInfo {
+                    script: serde_json::from_str::<ckb_jsonrpc_types::Script>(&s.script)
+                        .expect("config string to script")
+                        .into(),
+                    cell_dep: serde_json::from_str::<ckb_jsonrpc_types::CellDep>(&s.cell_dep)
+                        .expect("config string to cell dep")
+                        .into(),
+                },
+            )
+        })
+        .collect()
+}
+
+pub fn get_sighash_lock_args_from_privkey(key: H256) -> (Bytes, secp256k1::SecretKey) {
+    let secret_key = secp256k1::SecretKey::from_slice(key.as_bytes())
+        .expect("impossible: fail to build secret key");
+    let secp256k1: secp256k1::Secp256k1<secp256k1::All> = secp256k1::Secp256k1::new();
+    let pubkey = secp256k1::PublicKey::from_secret_key(&secp256k1, &secret_key);
+    let pubkey_compressed = &pubkey.serialize()[..];
+    let pubkey_hash = blake2b_256(pubkey_compressed);
+    let pubkey_hash = &pubkey_hash[0..20];
+    let args = Bytes::from(pubkey_hash.to_vec());
+    (args, secret_key)
+}