Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,568,054",
      "signature": "0x90a07406e1f2c21c81fc182ccbadd3a9e92e285a558cd848b395598223daf002c244a0b52e237d53618faa232bdb9a08",
      "randomness": "0x766d8b3913f99df53c61d0eedb1818db2caaa667f2a85ab7880ace78466b36d9"
    }
  ],
  "blockNumber": "7,412,349"
}

{
  "Sr25519": "0x82016495f921fdb4a312ac1755d0983e8faffea4a0466cefc69fc74d161f3b67ed18ae868780f8adf5fbb1a3024a46e1fd68836e5f911c6d6eef4ed10f6cb98a"
}