Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,544,972",
      "signature": "0xb2df4d957faebe2832caf7d60c6405beb7dc91d585dd8ccdad459444a7fb676b4f1c0f3ca11f862667a5c13337fb9085",
      "randomness": "0x6f3605fff5bb517a846883dd0ef85c597af677af8ba626e4b1222c7487e80cf6"
    }
  ],
  "blockNumber": "7,406,578"
}

{
  "Sr25519": "0x3463c637a0b52b87f8243a18f839b11d11e270002bbd7443a6f928b7362b7b3cdc5f64e027a133cb32c8e8d319f4ab95c3a5c994c80d07ca886cd7bfce74ab8a"
}