Write Pulse

{
  "public": {
    "Sr25519": "0xb2d7ce3e75c398ab506ddf8953e06bdd58c6a17412037afb8764efae7e94c04b"
  },
  "pulses": [
    {
      "round": "25,561,021",
      "signature": "0xb264805d6ca89090202c92a2b251980982216f7a56bd5340caff68124b0301f18c98165da38d38f8969d7dad6d775275",
      "randomness": "0x2553bf7e22a3f8163a75e68108339f0f76d5cfd8b019508122bb7c8d53966f20"
    }
  ],
  "blockNumber": "7,410,591"
}

{
  "Sr25519": "0x9200708b9bedc2fbc39fac45f7b1e9624173f19a9f12596bc3e0a117fb2a4628ce111b3fd7ab0115cf95e7f408ddbd37972b36759dd11c5a040e0e5ddf0d9b85"
}