Write Pulse

{
  "public": {
    "Sr25519": "0xd478d73632aa403c1d145a6446ab7c757b277866647f17e47014fabfe9c24649"
  },
  "pulses": [
    {
      "round": "25,567,648",
      "signature": "0x839e88b51cb81db67f8a6f666c8666d6686e74f38870ae0f8a8c50e0c08753a1d4d1ada9e27ca567e917c5ce1bbf99a1",
      "randomness": "0x8af0aad9cb6a046ee79600863f3297c976c041c3f18b71b2ae4c1345e61d95c1"
    }
  ],
  "blockNumber": "7,412,248"
}

{
  "Sr25519": "0x923208a2f6464ce5d75a087f3d6ba1a2100141204eb5143cbd43d2acebb7d8304489cb361de48329543587f25560d888f571c4c0f43d32c4f53f2a5d22614488"
}