Extrinsic 122608-1

{
  "heartbeat": {
    "blockNumber": 122607,
    "sessionIndex": 2043,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0x86e3160afb7cc5f3c7402c83609f38752c858f67256e420bd07c4411fc6fb72ae9edd9b68399cb14567a6bae01b4ce99b39359a1c78421dfcb8262ede446618f"
}