Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,577,370",
      "signature": "0xaac4c9b070ac9efbeb2ac8ce418f10778b69733561a20d50d2350ef726d0caa8f2849fa1a941d0f3c269509eafa014e9",
      "randomness": "0x63e8b3e03514887c02cef571422045b54252ef48251a26fc364b7136d5dd59a3"
    }
  ],
  "blockNumber": "7,414,678"
}

{
  "Sr25519": "0xe8e2e3875d35a301b0c60dc7b42f3f631bf4d273548884a9d0a882df0170fc1c428611e147d78059efcbeb1d6df37caacd214c6ee7508db51c026f5fffa28386"
}