Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,552,512",
      "signature": "0x898bfbcc5ce5198c17a4cd844e46a9f101d6df176f297895f0dc4132ba1978e055d5c94e3a8102ba2c9f37fd9cb56d6b",
      "randomness": "0x9fedf3a568e42722e8e9377f02d4cf0d6983ed3fa9f97cee8c60c4e1edf46588"
    }
  ],
  "blockNumber": "7,408,463"
}

{
  "Sr25519": "0xb45dedc20e3c859dcd24a30a215fe68f8c892fdbfcb0ca1b2977a75e15e4036218619752853434d11711c50457c441cc40166d67300f125d9ca2a330b20d2383"
}