Write Pulse

{
  "public": {
    "Sr25519": "0x0addb25b0d4e9de244b714f767f5a052ff4c2e94375cd38fb23c319771e29a28"
  },
  "pulses": [
    {
      "round": "25,597,020",
      "signature": "0x99c4308647c0dcf54d57e124f58e069ef85439049fcef98b5bb4feddd5b74b6698c7eac90ff39ad579782df957b8e4a3",
      "randomness": "0xbc6f6bfd7b4dd7bc7b7ce41565769926725f5ec83e88dd8722576c9d5da369e4"
    }
  ],
  "blockNumber": "7,419,571"
}

{
  "Sr25519": "0x5e557cf9f3eaad6969b98c52d028259b470579e0338c532ca320527ea2e72c75fc6252dd62e0504b2ce098301ab249f5a6899a2e2a5446bccaab99ab219be387"
}