Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,561,654",
      "signature": "0x9648e6207a1d41d70df1696cb64a78906f1c5409f80911ec8058b5c205f66883c88843a7495a97893807b403d20b60aa",
      "randomness": "0xb1f6d321a88630c23354212ea2850321e095d8bfb71d9490a51bf45ff4c4ea2d"
    }
  ],
  "blockNumber": "7,410,749"
}

{
  "Sr25519": "0x80f96aef496a995372305bd748826a6da7445c659d094c66ea1db522173bd14a842787d6b8ae387337cff6ab79ca5e1d526345ffb5ce8b474bf8b69a191afb87"
}