Write Pulse

{
  "public": {
    "Sr25519": "0x0addb25b0d4e9de244b714f767f5a052ff4c2e94375cd38fb23c319771e29a28"
  },
  "pulses": [
    {
      "round": "25,549,177",
      "signature": "0xa504648e4f4b5d7723f4d6a20b52032c2f348bd98184385a33f57e76093b9bf530d0b3ffe9b286f16b764d39437804a9",
      "randomness": "0x8ff38338b7300cfffcbaad9638ccc3dcb702897d1483df4747263b3d66255db2"
    }
  ],
  "blockNumber": "7,407,630"
}

{
  "Sr25519": "0x0aeca38dfea82299e90db24a47ceefc49d28d3c3b1c10c34b9c6e10807c5ba294c770243ba31bf6503ab15e59376b00d293a53c226e171fa56b601591bf5fe8a"
}