Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,540,532",
      "signature": "0xad5bc4b0c7446085cc475ad496a9519fd07d687036fcad54d72fb26cb020178300c3c1122b6625eac0400cc038b64505",
      "randomness": "0x0bf85618891c4ae5665e0634ffa7f3c7299943542c8d79ec975e4cd17bbc6813"
    }
  ],
  "blockNumber": "7,405,469"
}

{
  "Sr25519": "0xc234bde035b5f1215e1be5263dcaf6b1a4eba9448a40281b256cbb8677aeeb2bfde15a1d87518f09b8748a787508b8234f52df14012ee16413f5fb7aa8888c8e"
}