Function buildPermitCallData

buildPermitCallData(
    payload: Eip2612GasSponsorPayload,
): {
    owner: string;
    spender: string;
    value: string;
    deadline: number;
    v: number;
    r: string;
    s: string;
}
Builds the EIP-2612 permit function call data for on-chain submission.

Returns the ABI-encoded parameters needed to call permit(owner, spender, value, deadline, v, r, s) on the token contract.
Parameters
- payload: Eip2612GasSponsorPayload
  The validated gas sponsor payload
Returns {
    owner: string;
    spender: string;
    value: string;
    deadline: number;
    v: number;
    r: string;
    s: string;
}
Object with the permit call parameters
Example
```
const permitCall = buildPermitCallData(payload);
// Use permitCall with your preferred web3 library to submit the tx
```
- Defined in extensions/src/eip2612-gas-sponsoring/facilitator.ts:133