Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,554,829",
      "signature": "0x8761e05a75402dc6a6091a51e24491a452877dc563d7271e93d691926a7cf72f8172c98103cebc7378cc6d8d9cc2580c",
      "randomness": "0xfaba38973a26f7a1639672a42a6786dda5406c969623d9b36f84d29d6867914b"
    }
  ],
  "blockNumber": "7,409,043"
}

{
  "Sr25519": "0xe625413fff6c494d71f61f1891652d2dc04014ff7c580c42265ea43cb1819a437b996edf12ac7a7d6252ec4fb911f47b6498422a75526ccb67442ba5cfb35d8e"
}