Extrinsic 25784-1

{
  "heartbeat": {
    "blockNumber": 25782,
    "sessionIndex": 429,
    "validatorsLen": 4,
    "authorityIndex": 0
  },
  "signature": "0xa2b76cbef2a3b7d20a2821bf74dbd549fda2051b0b6a86dab55de1ba1c40924f9e531b736a04d81afd88c5d6065a49fa1d6522c350f78ba1ded93f18d06b2684"
}