Write Pulse

{
  "public": {
    "Sr25519": "0x0addb25b0d4e9de244b714f767f5a052ff4c2e94375cd38fb23c319771e29a28"
  },
  "pulses": [
    {
      "round": "25,550,780",
      "signature": "0x83975608a6c6390ba0ab68b5c3e3c9292ef0fad70fbb4903050ae414e80447c241ddd7bb279d3ae616c945c0342c7991",
      "randomness": "0x9aa3cd4097a344af12e7ffc454e94f176ee7432f06a12f0a0accea0bfb780f6b"
    }
  ],
  "blockNumber": "7,408,030"
}

{
  "Sr25519": "0x4a78d1132196e678dc4d0bf9099a022e00d62931872f2be758044cd7a01fc907f488792a9ea7d8a02d63dc814099cfc9961052231d97a358724c2015c1603b8b"
}