Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,539,071",
      "signature": "0xb0a2e0003c61e23a342fd1b756f6d19691b341a5633a451d1ce38437e81ed88e101bea9f0773cf7a495a41a2e98c6213",
      "randomness": "0xd764398bd95e46e34d4304bd7a814b5af537aa3ec0edbfd3c5b4b5cf85fee7a4"
    }
  ],
  "blockNumber": "7,405,103"
}

{
  "Sr25519": "0x66ada832acc7aec4ca24460381225ec76df873f05bc9b781ab59d53fd28d9916fc90c5d3e9e5a8807308e6f393fbc265846cd8320f85b8261bc9045b4c60588c"
}