/account-abstraction/operations

You need an API key for this call. Please reach out to the Blessnet team to get setup.

POST/account-abstraction/operations

The /account-abstraction/operations endpoint allows the posting of ERC-4337 operations to abstract accounts via the singleton on-chain entrypoint.

Headers

Name	Value
x-api-key	Your API key

Params

Name	Mandatory?	Default	Value
chain	No	mainnet	The chain type we are working with, either mainnet or sepolia

Request Body

• required: true

• content: application/json:

• schema:

  • type: array

  {
    "ops": [
      {
        "account": <the account the operations is for>,
        "target": <the address target for the call>,
        "calldata": <the calldata to pass to the target>,
      }
    ]
  }

• description: An array of valid operations.

Response Body

Name	Type	Description
message	string	Message response from the endpoint
requestOwner	array	The owner of the API key that made the operation request.
for	array	Array of operations requested, with account, target and calldata for each
destinationChain	number	The target chain for the operation
deliveryIds	string[]	Unique Ids for the execution of the operations.

Example Request

POST /account-abstraction/operations?chain=sepolia HTTP/1.1
Host: api.bless.net
x-api-key: <>
Content-Type: application/json
Content-Length: 763

{
  "ops": [
    {
      "account": "0xa8C46f79c72DbfE885e54b5527002c515F860875",
      "target": "0x4995423334127293b31d8c810Bb183809f82Be55",
      "calldata": "0x62a61351000000000000000000000000a8C46f79c72DbfE885e54b5527002c515F860875000000000000000000000000000000000000000000000000000000000000000500000000000000000000000000000000000000000000000000000000000000a0000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000000000001000000000000000000000000000000000000000000000000000000000000000002000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"
    }
  ]
}

Response

201

{
    "message": "Ops requested",
    "requestOwner": "omnus",
    "for": [
        {
            "account": "0xa8C46f79c72DbfE885e54b5527002c515F860875",
            "target": "0x4995423334127293b31d8c810Bb183809f82Be55",
            "calldata": "0x62a61351000000000000000000000000a8C46f79c72DbfE885e54b5527002c515F860875000000000000000000000000000000000000000000000000000000000000000500000000000000000000000000000000000000000000000000000000000000a0000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000000000001000000000000000000000000000000000000000000000000000000000000000002000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"
        }
    ],
    "destinationChain": 11145513,
    "deliveryIds": ["67c8c05d179b8cbc49505f4e"]
}

400

{
  "message": "Please provide chainId and delegate address as query parameters."
}

Example uses

ethers

import ethers from "ethers"

const interface = new ethers.Interface(myABI)
const calldata = interface.encodeFunctionData("myFunction", [arg1, arg2])
const ops = [{
    account: myUserAccount,
    target: myContract,
    calldata,
}]

fetch("https://api.bless.net/account-abstraction/operations", {
    method: "POST",
    body: { ops }
})

viem

import { encodeFunctionData } from "viem"

const interface = new ethers.Interface(myABI)
const calldata = encodeFunctionData({
    abi: myABI,
    args: [arg1, arg2],
    functionName: "myFunction",
})
const ops = [{
    account: myUserAccount,
    target: myContract,
    calldata,
}]

fetch("https://api.bless.net/account-abstraction/operations", {
    method: "POST",
    body: { ops }
})