Write Pulse

{
  "public": {
    "Sr25519": "0x0addb25b0d4e9de244b714f767f5a052ff4c2e94375cd38fb23c319771e29a28"
  },
  "pulses": [
    {
      "round": "25,543,659",
      "signature": "0xaa5274ffca78dd45d7a8d50e359495538d7e8fba86b7542a6cf8812834436070211d4b68702020f18b4d8afd6a7fb1b9",
      "randomness": "0xe28d987402e6a99c62ec066a44c6df631e569cda6935fc7d3a69e65a00e28889"
    }
  ],
  "blockNumber": "7,406,250"
}

{
  "Sr25519": "0xd8355196b6e944cba39482ec25131c5427d9a6eb6ad06d102641afd38e75d202a4f243fbf2dcbfce89e868d2bc645d80aa40d3a6069fe11b7a4cd9f2d9fd4181"
}