Extrinsic 138132-1

{
  "heartbeat": {
    "blockNumber": 138130,
    "sessionIndex": 2302,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0xe0cc8e16768d162a8ba8a43ec8e7a6918d3071f04eb9eae9cf9de86740b42e1909d32dbb417566ce0d23338a0aa53aee0527abe20eb9f41da4b5ce2b525b7788"
}