Extrinsic 34156-1

{
  "heartbeat": {
    "blockNumber": 34154,
    "sessionIndex": 569,
    "validatorsLen": 4,
    "authorityIndex": 1
  },
  "signature": "0x82bf3c8f65d88455b32da3fa3a460adb6f5fbf9509258af9d1383e5e1292f36de20331fe78ff63efb6d28b29330bc2721569bcb3f8a5fa4fd170863647b64886"
}