Write Pulse

{
  "public": {
    "Sr25519": "0xe4cfd1cbf31f6bfac188943a61e8e4d47aad1c362d00cfb56c5c8b83406fd04c"
  },
  "pulses": [
    {
      "round": "25,629,783",
      "signature": "0x81f9ada96db99aedcc9770917d2767a2f75525f557195c1b0a2864c94397891e72227652d067bcd5ac7a4628cb9f2157",
      "randomness": "0xb9f39b763559cb423025940e4716bb21ebbfff75f550e7180926016f6758d4bd"
    }
  ],
  "blockNumber": "7,427,760"
}

{
  "Sr25519": "0x96d3485c0cf7d091187af8d0550646955fb61162ccf5fa7004ae6e12a77eb977d5238077b47cc56bdac4aadc092d4480197504077006365c77d915e12e93ad83"
}