Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,577,851",
      "signature": "0x96bfcf789478b3cda7eae75bca31a0fc1208776f6a8bebe082b64b2f49c60396c320fcde7686914839fae0f943997140",
      "randomness": "0xab218a55499e08c745abeda7c74e300241d6470f0812cd58d32094c9b5627e4a"
    }
  ],
  "blockNumber": "7,414,798"
}

{
  "Sr25519": "0x52439ca558411bc9f97a0237742af024c4235d7022510f93cdace2d7ab431037ba4016e9551b8417677f790bf78128f794cea5efbd4d4c9cdd3fc6f84b146f81"
}