Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,554,092",
      "signature": "0x99b22510bb0ac50e097606ca6f8e909b4a9837c06b65ba60c6471c848fe0b70388b1ebfe615525b932c183733a318c5a",
      "randomness": "0x3ab2f477575e356061846e5726e3bc4ddc0f0291b034380723e56555b0a55f90"
    }
  ],
  "blockNumber": "7,408,858"
}

{
  "Sr25519": "0xb8f219c9535948fe405a653cefe973ca149c4fb742f48bb11939cbb570fcc32e6d95992f0e481a28d384f337b49af641f2d58fd2da23246420e014d9190a1180"
}