Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,552,431",
      "signature": "0xaa401cc9819e8d507e5b8ed5a9246572cfe1cada1e6ade38af00d904ca6f012907d700947918185091c607c0f77d6b86",
      "randomness": "0xd9dd947e54d3c0ccfa738452972ea41511e441515aaa707bcd09a164a1caa3a8"
    }
  ],
  "blockNumber": "7,408,443"
}

{
  "Sr25519": "0x586606184a9eb0d153b1495604d3f7d40e62c0f3c35e2b982f43a003f11e3702901865fed7dace9e8c51d9e2b0a135c7c1f9ccc8327609e84bad17b1d9445285"
}