Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,660,296",
      "signature": "0x88ebf86ab4e8b898feceb0f8915806b21a6af516b664f883a9fadff9dc24646c0e97b5bab0743627ae5bc552f6689058",
      "randomness": "0x2798ec472a8d8ab787de5bcee43a23265778f085a3bfbb767b4240ac0e08bd95"
    }
  ],
  "blockNumber": "7,435,378"
}

{
  "Sr25519": "0xf8f8f2e7d08bfc6eec3a8f9b13149e793b463859dc0582af3d8c06153f3ef34acef535dce5b5626792859c410726ba4ed6a0d3db73d950eec21e4c56c9801480"
}