Write Pulse

{
  "public": {
    "Sr25519": "0xc410da2eb5c6384db3dfe5239e144da4f63ceaa585bcb7bea113cd12c9515850"
  },
  "pulses": [
    {
      "round": "25,658,123",
      "signature": "0xa578f5669774e2279108dec876ec37fca30ca307e2ff72374953308c614ebeb32220e83d967a0d6a6456d056dbe1d8f5",
      "randomness": "0x4547a98e6e9b7406fed3ba71486930dcb0eb18a037ce007f2e8238bb14ab08d6"
    }
  ],
  "blockNumber": "7,434,835"
}

{
  "Sr25519": "0xec88c2d0ca647a45fa841be6e500314729fd7a78dfae439aef7006e7857db0036c35173a502e0729be46d30bcc3d8a300aac28a08e2615dc36fe2ca4c907878d"
}