Write Pulse

{
  "public": {
    "Sr25519": "0xe4cfd1cbf31f6bfac188943a61e8e4d47aad1c362d00cfb56c5c8b83406fd04c"
  },
  "pulses": [
    {
      "round": "25,568,421",
      "signature": "0x8b214e2ab452729fce7d082e9643058d5be1543b4fa58ab0ceb1a4595fdb34b3bc9227120c770523c3d7f0ef8d22d91d",
      "randomness": "0xb1b74170326523e08ca571a212af3a34da2258aa60ad458908b0ceb2e95f0735"
    }
  ],
  "blockNumber": "7,412,441"
}

{
  "Sr25519": "0x5abc93e82f4bd53a30c7654cde902f28ff1da026b61bf7e8dedf87221a6e75174da5b44b80ee9923c4c2d242135c91fef1d927890a5158dac9256e1631037e89"
}