Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,600,749",
      "signature": "0x9915c84baf62f8b2852f0638e3f3a57d4d6d48a705a643af43300821b0017cd466e0f1c65bcdff6f7b1168ace2b19aba",
      "randomness": "0xb1db09fbc8471281d5e846b8833066fda7767c33494de9e47dfe8c6d3e37934c"
    }
  ],
  "blockNumber": "7,420,504"
}

{
  "Sr25519": "0xfe7492948aa58a1a16c18fb4edc02c993da1e56a6321441a71a834d157447966397e000f089cec5a46badf5e466e66fbdc540f75c89c5efe82b213fe0181f880"
}