Write Pulse

{
  "public": {
    "Sr25519": "0x2a95700579638573152cf41d600ee9962d8c1ee400eb671d9306a8987c1d564c"
  },
  "pulses": [
    {
      "round": "25,547,886",
      "signature": "0x8f1b6b9e55093206ad6aeca37a06a3708f1e0bfe7253e21f06d91c6a278c3cef568868fd1f1bac9905066bb3fecc8a83",
      "randomness": "0x6af24ee077d33af851481e8d56063d8d4a15ec830c201682dbcbd4fd134b0c76"
    }
  ],
  "blockNumber": "7,407,307"
}

{
  "Sr25519": "0x3a43b8aaa9ed92cd3aadb7171f07ee0f6494de52be1a1cf3d96da94e96035f5f63bcbc0936478f79132ea5cdf3be28af56eab105263467a437aa2895685d1f88"
}