Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,658,111",
      "signature": "0xa8ff0dfe18c6d7e55780a3166f9615ea66122697b75b7712978edce7e08834da3700cc1e3dc4d3140e037b244140163d",
      "randomness": "0x0f7b91be1abddbd542c3c87c12dda424448c3784cafba0a72b57503fddef7594"
    }
  ],
  "blockNumber": "7,434,832"
}

{
  "Sr25519": "0x14945e3e92f4590a9fd9f0186af8cd516c100a2bc346e1183bd00e8c771dae186ffc2ff78dfc2d7ed06eb3ad11d21d2a121fa4e4b030afd05ee7cab504f96b8f"
}