Write Pulse

{
  "public": {
    "Sr25519": "0xe4cfd1cbf31f6bfac188943a61e8e4d47aad1c362d00cfb56c5c8b83406fd04c"
  },
  "pulses": [
    {
      "round": "25,550,821",
      "signature": "0xaaf6ee8441aec46733455e95e92adfb250c93654200b296f259efb91f365d08bbd961e3a2a072443859d18afdd4f2dc3",
      "randomness": "0x66d6be5c2425fb60716f69c67e2d12756067be1e4053994209d55a82b9aed29c"
    }
  ],
  "blockNumber": "7,408,041"
}

{
  "Sr25519": "0xb2150fbbe7d78c572c3461ca4010e6a194ce6d1b8a9212798937378a1162d30541df938273bd56d33b90dd939c7777e96eafccaee4345afcff7b9d1a89e10f82"
}