Extrinsic 149110-1

{
  "heartbeat": {
    "blockNumber": 149109,
    "sessionIndex": 2485,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0xc6640b21c97a79583f50b84771f163ed1ef4aa3fb658b251bdf479842157150789a58f37aad0641ad6776165aa2e0eced68f07a3133b8a5923b3dadd04de3b88"
}