Write Pulse

{
  "public": {
    "Sr25519": "0x923fc2af16b838de1ba9d3934555a73acbe3aff5a4d4304a1b45787358d61279"
  },
  "pulses": [
    {
      "round": "25,572,798",
      "signature": "0xb146e9dd7a5ae10c65bc5cbfa661506d86ec51ad4fc4100db8bb441c54c1d6fdd0737292e0c68c4f339c5c07fb2bed55",
      "randomness": "0xe70d320120de1ab6f253f306823eed2f0cce9e0e15c22373e133333cf4047485"
    }
  ],
  "blockNumber": "7,413,535"
}

{
  "Sr25519": "0x78dd4f625fbb6d9ac358c8a04aa26e4434933276ea9e74d3c6b90ebd09578d575ecbf71b8fd5b770c16dfce49ddc43646b40225b170818671510fe8929161d88"
}