Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,570,189",
      "signature": "0xb00e093a6f051b53061f207eefe065e1428326cb3b135b262f76ee0ba283cfe3c1f13cfdcb11aa51a22d4187da402dd0",
      "randomness": "0x9b016504a72546f7e8b0b51774bf1f8d92b86aa5bec7771f3f4ddd3b79ca6cfa"
    }
  ],
  "blockNumber": "7,412,883"
}

{
  "Sr25519": "0x5e09ab641abe83e465cba19b4594727d9974f5a551d52076a26e1abfbf0826186e47bbc00859bdfd65ea1fe91989109ce4c2be9ca535575976eeb1264c80be88"
}