Extrinsic 134915-1

{
  "heartbeat": {
    "blockNumber": 134914,
    "sessionIndex": 2248,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0xee37003aae6ae5c4e0a51c2840ca680db7cddfd5cca45eee555ecd201ead8a4578813d0586d6cdad0fdcecf2b92f6371c418ec583a8f206ba5ef44452b38e68a"
}