Write Pulse

{
  "public": {
    "Sr25519": "0x0addb25b0d4e9de244b714f767f5a052ff4c2e94375cd38fb23c319771e29a28"
  },
  "pulses": [
    {
      "round": "25,583,257",
      "signature": "0xa6e7c65348985cd6ddccc034726fdc930bfa794201a7fdcabd5c9928115e67e6184213d6b5316a8b362db534a3427450",
      "randomness": "0x194877abfb0e700bb5b655785accbeff2a1d59b1b9e0bddfbb34498abbdcf2ab"
    }
  ],
  "blockNumber": "7,416,137"
}

{
  "Sr25519": "0x1c8eaceee3d593d76541b22690c9606bee3c171c93728dcd3170c1e9bce4e214a05076920ce5db4b900afc27a79fbb0f7be2b2c11d4994ecbfa61bb348e2148f"
}