$api->checklists()->items()->all(string $id, array $params)
$api->checklists()->items()->create(string $id, string $name, boolean $checked, array $params)
$api->checklists()->items()->remove(string $id, string $itemId)
$api->checklists()->items()->all(string $id, array $params)
$api->checklists()->items()->create(string $id, string $name, boolean $checked, array $params)
$api->checklists()->items()->remove(string $id, string $itemId)