Get Signed Messages By Cobo ID

This content applies to WaaS 1.0 only. We highly recommend that you upgrade to WaaS 2.0.

This endpoint returns a JSON response containing signed messages information for a list of Cobo IDs. The response includes the request ID, Cobo ID, signature and other relevant information.

GET /v1/custody/mpc/sign_messages_by_cobo_ids/

Python

request(
    "GET",
    "/v1/custody/mpc/sign_messages_by_cobo_ids/",
    {
        "cobo_ids": "20221222170157000336673000008161,20221222170157000336673000008162",
    },
    api_key, api_secret, host
)

coboFetch('GET', '/v1/custody/mpc/sign_messages_by_cobo_ids/', {
    "cobo_ids": "20221222170157000336673000008161,20221222170157000336673000008162",
}, api_key, api_secret, host)
    .then(res => {
        res.json().then((data)=>{
            console.log(JSON.stringify(data, null, 4));
        })
    }).catch(err => {
        console.log(err)
    });

Request("GET", "/v1/custody/mpc/sign_messages_by_cobo_ids/", map[string]string{
    "cobo_ids": "20221222170157000336673000008161,20221222170157000336673000008162",
})

Response

{
  "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
      }
    ]
  }
}

This API is only intended for MPC web3 wallets and does not support MPC send/receive wallets.

Request

cobo_ids · String · required

List of Cobo Unique IDs for signed messages, separated by commas, cannot be empty or greater than 50

Response

success · bool

request successful or failed

result · object

Show object

sign_messages · object[]

Show object

request_id · String

Unique request ID

cobo_id · String

Unique ID in Cobo

signature · String

Signature

chain_code · String

Chain code

coin_detail · object

Show object

coin · String

Coin code

chain_code · String

Chain code

display_code · String

Abbreviation (reference only, subject to change)

description · String

Full name (reference only, subject to change)

decimal · Int

Decimal precision

can_deposit · Bool

Whether deposit is supported

can_withdraw · Bool

Whether withdraw is supported

confirming_threshold · Int

Number of confirmations required (may fluctuate)

sign_version · Int

Sign version, EIP-191: 1, EIP-712: 2

from_address · String

From address

extra_parameters · Json

raw info of the message to be sign

created_time · Int

Creation time of the transaction

Python

request(
    "GET",
    "/v1/custody/mpc/sign_messages_by_cobo_ids/",
    {
        "cobo_ids": "20221222170157000336673000008161,20221222170157000336673000008162",
    },
    api_key, api_secret, host
)

coboFetch('GET', '/v1/custody/mpc/sign_messages_by_cobo_ids/', {
    "cobo_ids": "20221222170157000336673000008161,20221222170157000336673000008162",
}, api_key, api_secret, host)
    .then(res => {
        res.json().then((data)=>{
            console.log(JSON.stringify(data, null, 4));
        })
    }).catch(err => {
        console.log(err)
    });

Request("GET", "/v1/custody/mpc/sign_messages_by_cobo_ids/", map[string]string{
    "cobo_ids": "20221222170157000336673000008161,20221222170157000336673000008162",
})

Response

{
  "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
      }
    ]
  }
}