Write Pulse

{
  "public": {
    "Sr25519": "0xec788c8b83cf82b619fc794ddede0b9a52fca4e9d161e06d469f12a3ffed0012"
  },
  "pulses": [
    {
      "round": "25,554,472",
      "signature": "0x812c212d63469f977ab5f4245d8a65fc5517675ab270c88e632839d1a83814bfdb711b4aa21780c7b22e9331efe9dd9d",
      "randomness": "0x03982c298c274ed5ea86385c395b054b852fbf859c96702e7aef357b762e2fc5"
    }
  ],
  "blockNumber": "7,408,954"
}

{
  "Sr25519": "0xfafe809eafd6c64a3f1747e36919aefae49e86e178fec92117696adc5a04ba60ebcd77df80bf0d6389ab0b681f93f44e922d67c424487ddbae80c5d87c60ba83"
}