Write Pulse

{
  "public": {
    "Sr25519": "0x0addb25b0d4e9de244b714f767f5a052ff4c2e94375cd38fb23c319771e29a28"
  },
  "pulses": [
    {
      "round": "25,553,738",
      "signature": "0xb979e2464deea6fce43ad3bab99322ea3df88516433187fc3a4060e9496c2a9987991959b793827953cdf27bc77ad1ba",
      "randomness": "0x4b87f4abe51bef132635f96d2f96a7acda1afd9048e4fdfe38d4a4fef8d36ba9"
    }
  ],
  "blockNumber": "7,408,770"
}

{
  "Sr25519": "0xe4e7cd10103f06096da652c11c64e9e55b6a4f7d1eb19045c68bd18704901d444e856c2d2e620a84c880b652000e3f4f017583be9f8266c7b1df441e85af0880"
}