Write Pulse

{
  "public": {
    "Sr25519": "0x0addb25b0d4e9de244b714f767f5a052ff4c2e94375cd38fb23c319771e29a28"
  },
  "pulses": [
    {
      "round": "25,661,016",
      "signature": "0xb562e6157699f7ca18b2056d756c577625fd7e03572f2d123158cb358311d3f44e49f21c351db64e94c8313a4d7f1869",
      "randomness": "0x468fdcc0235ac398a4ecde81174c77d3460b44bea7f461ce4c73e02175b5d931"
    }
  ],
  "blockNumber": "7,435,553"
}

{
  "Sr25519": "0xf2a611ffcbc806ae86994e8d4e8993fa407900b4e91ccb56bb73bd09c772423f90fd261cfb20335db70a32790607a6359ea0e873e913b403fc6ab6a701a1858f"
}