Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,556,411",
      "signature": "0x8b3e3a7903a4a87d13a57eee86d3a98232ee2b9bd8313a149795b2751f29635d0e10054b0ac34573052fe2fc88de36bb",
      "randomness": "0x4b6bab8a44b4d594b550f232b64ad47767d2bbf40e9915081cc5c11e51f7cccb"
    }
  ],
  "blockNumber": "7,409,438"
}

{
  "Sr25519": "0x80be8340be491edd4cacd9042740058a97c514d65edc44e5f66596247efef8791e4d8899c7fb96c1c5ea680549d0d7d2b532b1cefb8baf803682bd455be58484"
}