Write Pulse

{
  "public": {
    "Sr25519": "0xfafc4334cf90d3c9fb3c18c2a6636658e7fa1183917132c9ef93fd1efad19361"
  },
  "pulses": [
    {
      "round": "25,602,964",
      "signature": "0xb20758a0b0f0bc406b21e8115906cb081b3049cdcd79ec74fdf3b1a5631983f6b509b6948603928547542514a1c9230d",
      "randomness": "0x206733376957b026ee6f38b715d7cb76eb0d7500295686a750563297781253d2"
    }
  ],
  "blockNumber": "7,421,057"
}

{
  "Sr25519": "0x72f685b719029041bce48045ff3c04d7a378c4bfec76c92ace37cbe65d251e6c81242eec274ed5160a6033cda7bd9bbed73bbec685c192ec478a707dffd7aa85"
}