Write Pulse

{
  "public": {
    "Sr25519": "0x0addb25b0d4e9de244b714f767f5a052ff4c2e94375cd38fb23c319771e29a28"
  },
  "pulses": [
    {
      "round": "25,558,059",
      "signature": "0xa017b71be314a6381c8d354d53191c8e02c08f73818b2d07397ca46d14f9dc653d348b106335c0eab1aa78613906542d",
      "randomness": "0x3d9e251d6a8a1f0e1555395557d37a0882660492ce834d1d653d661d6150dad7"
    }
  ],
  "blockNumber": "7,409,850"
}

{
  "Sr25519": "0x948fa188a368aee3d5595ce57be2b6c1fc37101037687b9f488896610bc6993ce91cf32ace1dc4a70c01b158aa4e72f396f291d5a6adc5bdb9f5f2af4609d781"
}