Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,570,696",
      "signature": "0x9700bb9acdc2a36983318aff7f5ebc5ee15a182e4fe143c91bdc28944d1d85ae2330a9fb696f5351fd8beb880551ea5f",
      "randomness": "0x2ffe5048aad6dd8d8305df17f882152d0e6270400e5b8e007690de04c4f0b0fd"
    }
  ],
  "blockNumber": "7,413,009"
}

{
  "Sr25519": "0xe6c7db2db8ac3f1b39b97f54502746c6464557f92d7a9e57c6d21e2fd03bd920c246d978f7adbce17cd27cd0162a5daa53eec1c03d6d05b85d7a4fac29dc0281"
}