Write Pulse

{
  "public": {
    "Sr25519": "0x5ada7b33a4ed49c65c755d60033de7528010eb5442c02ac5500ed22e567d0b24"
  },
  "pulses": [
    {
      "round": "25,579,538",
      "signature": "0x87a5490a562d41471da96df3e9290c87b066c41f61dcc5e209882d87fee7f66ee7a19f7930d6ab8550142d69eae90c8f",
      "randomness": "0x2552672179facfc72c24d1d4f822cef32aab2285639ab2389846f7ca2b1e69b0"
    }
  ],
  "blockNumber": "7,415,207"
}

{
  "Sr25519": "0xb8c1989752b98456d553019fa20a52e78ec9ebbd894cfd6f110cf082f1d3a25da73e16c530d0727ddf63d1008c448003fd48d76c04d452f2af991d6581da4781"
}