Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,550,489",
      "signature": "0x84c21b09eeedfb546d56336476908efdf849cfcf90fc7351d28ecbb2019d9235038760d5766c58a1565ff66d80cfa4e0",
      "randomness": "0x4ca94d0057f0a85779ba7f5d8f03a26dfa7c25c87b635eb1c50da9e91f4ed324"
    }
  ],
  "blockNumber": "7,407,958"
}

{
  "Sr25519": "0x56448bce03b52ed25b5ab541a6f0b20bffbd60651f87a8a9f2f0f0e0e0cc834be3e783564e26160a64ea2e172dd36ebf93044cf4e921083b655c23eccf7d0b8f"
}