Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,550,214",
      "signature": "0x98a8dc1e8895adee885fa4103154e585206a23cfb9ac7af068be43dad7c718d42b1d67eb9b62e95e621e520fd13e1872",
      "randomness": "0x956e51978a79d539821722f09dc9280b3829df7f966130430d67ae704fb8a874"
    }
  ],
  "blockNumber": "7,407,889"
}

{
  "Sr25519": "0xae02ec655235bfd03be1331fb861097d706cc35c9254f20a846cd6ccffa5fc3e6b657da073776945de13aa36756a9fbd32525d5c48db4c638b1cce9c73083586"
}