Write Pulse

{
  "public": {
    "Sr25519": "0xfafc4334cf90d3c9fb3c18c2a6636658e7fa1183917132c9ef93fd1efad19361"
  },
  "pulses": [
    {
      "round": "25,555,521",
      "signature": "0x8bb625fa1af5a2b77af00675d18f9e6b8ce8e0bdf35d9cf1064613655e2d8d6d1ee4977269f96b16500e1406bc2c415e",
      "randomness": "0xa142df885c892bd467b5b047ccf9533ad4980cc221ed7fdcc5139b496a735725"
    }
  ],
  "blockNumber": "7,409,216"
}

{
  "Sr25519": "0x4ef14414f8a318e6be524bef22784b39779ec4f28670d197c6b1291e7562e66126cca8e0e55c3588e7bbaa47f8f37caa154e8b9285783085452afcb6b25a7b82"
}