Write Pulse

{
  "public": {
    "Sr25519": "0xb2d7ce3e75c398ab506ddf8953e06bdd58c6a17412037afb8764efae7e94c04b"
  },
  "pulses": [
    {
      "round": "25,543,021",
      "signature": "0x8fb1154e000e599abda4668d7dcace49d5e44e7bf449a7debfd5c98c92066544d5a99797bff2055bbd787d02862d0457",
      "randomness": "0xef535bf6be48942b243aaefcf1b300783b97dc747a293853f0b69f367c145789"
    }
  ],
  "blockNumber": "7,406,091"
}

{
  "Sr25519": "0x7cfdbd4341710eb9a8d9855ba8e02b2b24fe1c92a171a65611f23a6ed67e445157b2c75cc8f41ae6e34ebe911c1a325e30f94cc203dcb817c9ad82f6b32dc08d"
}