Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,654,432",
      "signature": "0xaf202ecabe336809aa686f7b177dfb72c5a8390c00c7c2bcfc8986f4807d4bc9b6a777cb3ee684b4b1eaa04672e3c400",
      "randomness": "0x7d270fb23bcdd0b8f131f0e732ec0c15441db171fa571ba5dc9e8ac70cd57969"
    }
  ],
  "blockNumber": "7,433,912"
}

{
  "Sr25519": "0x466a838be0903f7598c0905d830114324d26adee06245acad4b62e73ffdbb5006e5036d008c89061ab00ac719cd837cede0dd05bde34abf2f9eaa8e253fbec83"
}