curl -X POST \
--url 'https://openapi.chainup.com/api/mpc/web3/trans/create?app_id=16a9f17fc2ad61ca4339fdd6a8a37f21&data=SWYYr-LBVAmaS0eq8n-CUT_nHkM3OBxyWOsImMTe41UaqAoYI2ZghmaphXHov-7hsRsVmOhyPqC-JFuRGvonJKFd2Jirxv6Vn_8V40r_MMYTkhqcviQbZWYW5xX8Ai8CIpqas9fIWVDIYA_NKBl0UCJpwGxscxLNpjq5Z8-BTyIYDsVBquM9zEQGBCfcA7szD9n2fN_loSkoexlwqV8wg9HIZO5yQ6utZ_Kt0lNDQQb8zn8BwfAvsEsbJlOINUAqhxh1vV_AJ4bXn2uYx8TaYcBht-n_ZcBdxIDt975dbOFUiH-oCzIuDi1oLDtb4EylfCvhU5E4ozel_lQ-6cyIG0Dqiiyx0RFFOCJzPSXIoV031pvoa8pTCpkWklh8mRw1rylBgeZtqSxpnJO2_u2RIlXq6Hs8Yly9CmhIXaSrUgPir0h6xVxlf4VC6PFVCkiiTlp0kZ_H_UbKm0nUis3v3U2sflWJ2C449waSrikhuxVrFAQ6PQmrFVCAE6MYXNrFXJQuam2HAIQNSGbFQjspw8b_bXyfyZMGZ3K2oBC4I_v3eETTdPe0pfSNJb-5g37K0tOAr_UFbWK8pkC8yl56fSjn8tcR3yCRWwoi8jxTcUBiswTtvXZtzgG4dyzkaHXjsZjSGiywXSqP76VZWlyOmAx6IDSViLcPLPISdU3ruCI'
{
"trans_id": 198012
}
Web3 Transaction
Create Web3 Transaction
Create a Web3 transaction through the API
POST
/
api
/
mpc
/
web3
/
trans
/
create
curl -X POST \
--url 'https://openapi.chainup.com/api/mpc/web3/trans/create?app_id=16a9f17fc2ad61ca4339fdd6a8a37f21&data=SWYYr-LBVAmaS0eq8n-CUT_nHkM3OBxyWOsImMTe41UaqAoYI2ZghmaphXHov-7hsRsVmOhyPqC-JFuRGvonJKFd2Jirxv6Vn_8V40r_MMYTkhqcviQbZWYW5xX8Ai8CIpqas9fIWVDIYA_NKBl0UCJpwGxscxLNpjq5Z8-BTyIYDsVBquM9zEQGBCfcA7szD9n2fN_loSkoexlwqV8wg9HIZO5yQ6utZ_Kt0lNDQQb8zn8BwfAvsEsbJlOINUAqhxh1vV_AJ4bXn2uYx8TaYcBht-n_ZcBdxIDt975dbOFUiH-oCzIuDi1oLDtb4EylfCvhU5E4ozel_lQ-6cyIG0Dqiiyx0RFFOCJzPSXIoV031pvoa8pTCpkWklh8mRw1rylBgeZtqSxpnJO2_u2RIlXq6Hs8Yly9CmhIXaSrUgPir0h6xVxlf4VC6PFVCkiiTlp0kZ_H_UbKm0nUis3v3U2sflWJ2C449waSrikhuxVrFAQ6PQmrFVCAE6MYXNrFXJQuam2HAIQNSGbFQjspw8b_bXyfyZMGZ3K2oBC4I_v3eETTdPe0pfSNJb-5g37K0tOAr_UFbWK8pkC8yl56fSjn8tcR3yCRWwoi8jxTcUBiswTtvXZtzgG4dyzkaHXjsZjSGiywXSqP76VZWlyOmAx6IDSViLcPLPISdU3ruCI'
{
"trans_id": 198012
}
Currently, the Web3 networks supported by ChainUp Custody are as follows:
- Ethereum
- BNB Smart Chain
- HECO
- Avalanche (C-Chain)
- Polygon
- Filecoin
- TRON
- Wizarre Scroll
Request Parameters
integer
required
Wallet id
string
required
The unique identifier for transferring coins.cannot be reused for repeated submissions. Maximum 32 characters, letters, numbers, underscores (
_), and hyphens (-) only.string
string
required
Native token symbol, Unique identifier for the coin, e.g.：
ETHstring
Transaction initiation address. In the case of multiple addresses in the wallet, you can specify the transaction address. If not specified, the wallet’s “commonly used address” will be used by default.
string
required
Interactive contract
string
required
Transaction amount (-1 for infinite)
string
required
Gas fee，unit：Gwei
string
required
Gas limit fee
string
required
Hexadecimal data for contract transaction
string
required
0: Authorization transaction, 1: Other transaction. If 0, the amount field is invalid.
string
Dapp name
string
Dapp URL
string
Dapp image
string
RSA private key signature. Parameters involved in the signature: “request_id”, “sub_wallet_id”, “main_chain_symbol”, “interactive_contract”, “amount”, “input_data”. Refer to
Co-Signer Transaction Signature Verification for detailed signing rules.Response Data Parameters
Show object
Show object
integer
Web3 transaction ID
curl -X POST \
--url 'https://openapi.chainup.com/api/mpc/web3/trans/create?app_id=16a9f17fc2ad61ca4339fdd6a8a37f21&data=SWYYr-LBVAmaS0eq8n-CUT_nHkM3OBxyWOsImMTe41UaqAoYI2ZghmaphXHov-7hsRsVmOhyPqC-JFuRGvonJKFd2Jirxv6Vn_8V40r_MMYTkhqcviQbZWYW5xX8Ai8CIpqas9fIWVDIYA_NKBl0UCJpwGxscxLNpjq5Z8-BTyIYDsVBquM9zEQGBCfcA7szD9n2fN_loSkoexlwqV8wg9HIZO5yQ6utZ_Kt0lNDQQb8zn8BwfAvsEsbJlOINUAqhxh1vV_AJ4bXn2uYx8TaYcBht-n_ZcBdxIDt975dbOFUiH-oCzIuDi1oLDtb4EylfCvhU5E4ozel_lQ-6cyIG0Dqiiyx0RFFOCJzPSXIoV031pvoa8pTCpkWklh8mRw1rylBgeZtqSxpnJO2_u2RIlXq6Hs8Yly9CmhIXaSrUgPir0h6xVxlf4VC6PFVCkiiTlp0kZ_H_UbKm0nUis3v3U2sflWJ2C449waSrikhuxVrFAQ6PQmrFVCAE6MYXNrFXJQuam2HAIQNSGbFQjspw8b_bXyfyZMGZ3K2oBC4I_v3eETTdPe0pfSNJb-5g37K0tOAr_UFbWK8pkC8yl56fSjn8tcR3yCRWwoi8jxTcUBiswTtvXZtzgG4dyzkaHXjsZjSGiywXSqP76VZWlyOmAx6IDSViLcPLPISdU3ruCI'
{
"trans_id": 198012
}