code: func (p *peer) RequestProofs(reqID, cost uint64, reqs []ProofReq) error {
  	p.Log().Debug("Fetching batch of proofs", "count", len(reqs))
  	return sendRequest(p.rw, GetProofsV2Msg, reqID, cost, reqs)
  }
docs: // RequestProofs fetches a batch of merkle proofs from a remote node.