Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,574,011",
      "signature": "0xb3d9d4d91628c5fb47965cf7ea149e3393c0183ea0c1b5e8a81d467ede7d707fb035ce6076e2d04d935153e4000ee56e",
      "randomness": "0x473357329a3b4efbe447f0600e9578609e9d6bb68228069c0b37f371db181bb8"
    }
  ],
  "blockNumber": "7,413,838"
}

{
  "Sr25519": "0xc6e0b2309171f6015433c177cdc413cfc23986229157e00924f3b34bcf70962d948f6b3c947c20e8f83f43d8ff072efb5858342e4a6d8d0cae41457ed4e0e28c"
}