Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,603,708",
      "signature": "0xb90872910145dd7461f18c642df04f9b42be2377551cae183d68f820060373391958fe0dc065bc7e661de6c4408b0eac",
      "randomness": "0x03ac87f055230e65598ae436bc0132898fb71f922290a0a2baa21802f0d9a7f0"
    }
  ],
  "blockNumber": "7,421,244"
}

{
  "Sr25519": "0x5c56d9be5f031ea9c2450386f254c920adae0c63d7e504912a0db5d68a83b062a314ac3ef09c841478772b46b69a92a4a31d26ec8c3dc70fe3010abc7df1388b"
}