Extrinsic 25348-1

{
  "heartbeat": {
    "blockNumber": 25346,
    "sessionIndex": 422,
    "validatorsLen": 4,
    "authorityIndex": 2
  },
  "signature": "0x1e7fd34b068b4e4bb3cc8939d45664eddbaa742bc51b971bbf1315175909411cb7bbd24219d7c1f81aed2de782fd62c18543733d1986a32f40cd4a907892ca86"
}