Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,607,231",
      "signature": "0x954ef33992b4c4954fb508101e073cfdb655ee4ae2b1f1dc262e5e0e3378c186d606f266f3c061ab182f4f776160c7eb",
      "randomness": "0x3d2bdecf378a09d6943a3a8cf973ebea6fe480f5e9ae3ad329fe0bd074582bc6"
    }
  ],
  "blockNumber": "7,422,124"
}

{
  "Sr25519": "0xb8b902fbe1ce502e9c301abf50a173b44a875c2d5fc77a84aeb0e43b669e1a5e667af90b1594ef27c955f92b531d201e2e74d6b725a92e3f69172f273c053283"
}