This API is only intended for MPC web3 wallets and does not support MPC send/receive wallets.
Request
Sign message request IDs; separated by commas; the number of IDs must be greater than 0 and less than 50
Response
request successful or failed
Abbreviation (reference only, subject to change)
Full name (reference only, subject to change)
Whether deposit is supported
Whether withdraw is supported
Number of confirmations required (may fluctuate)
Sign version, EIP-191: 1, EIP-712: 2
raw info of the message to be sign
Creation time of the transaction
request(
"GET" ,
"/v1/custody/mpc/sign_messages_by_request_ids/" ,
{
"request_ids" : "1690349242683,1690349242684" ,
},
api_key, api_secret, host
)
{
"success" : true ,
"result" : {
"sign_messages" : [
{
"request_id" : "1690349242683" ,
"cobo_id" : "20230726132723000341052000008222" ,
"signature" : "0x59328f02d00660d6c44d81e5bae985d2651614b5ee1e16764fd685530791748561b1f941a147f4e4ade4320b1c1d95179f9e058e622e632c020efbc476b2f9981c" ,
"chain_code" : "ETH" ,
"coin_detail" : { "coin" : "ETH" , "chain_code" : "ETH" , "display_code" : "ETH" , "description" : "Ethereum Sepolia Testnet" , "decimal" : 18 , "can_deposit" : true , "can_withdraw" : true , "confirming_threshold" : 64 },
"from_address" : "0xeea5e4a7c69e4d747a693b6fbd4211ae4843da39" ,
"sign_version" : 1 ,
"extra_parameters" : "{ \" message \" : \" YWFhYQ== \" }" ,
"created_time" : 1726026713801
}
]
}
}