Write Pulse

{
  "public": {
    "Sr25519": "0xe4cfd1cbf31f6bfac188943a61e8e4d47aad1c362d00cfb56c5c8b83406fd04c"
  },
  "pulses": [
    {
      "round": "25,578,661",
      "signature": "0x98a98ed5a237ff05b7e7594bfa0e5230f67c2735b436545cb3a3327b7ddb37d780bf47a4695332cca4d44b04c9f4732e",
      "randomness": "0xd7148b331080a3150743222669db62d2e79ce15b2ea79997c4d1b2f9fa5e103a"
    }
  ],
  "blockNumber": "7,415,001"
}

{
  "Sr25519": "0x1c10d2b8f87617c3d739a736b60f7d3cf566d2bde889460d3310df346523a53c4e788e6832cf697e90ec66e390b147a1dfd4e447e812be53ebe133d7497c4283"
}