Write Pulse

{
  "public": {
    "Sr25519": "0xd478d73632aa403c1d145a6446ab7c757b277866647f17e47014fabfe9c24649"
  },
  "pulses": [
    {
      "round": "25,564,130",
      "signature": "0xa4179b37cee0024331f34df30028b76f089cc6ecd0c44f194b980e8ed739533366ffb70a45c23263a27fcb38a8d150dd",
      "randomness": "0xa6977d693daa5a73ccc45c24966d9f78a6f62cda279f414558d810be9cf02e90"
    }
  ],
  "blockNumber": "7,411,368"
}

{
  "Sr25519": "0x0440fc7df46dfd40720b0a48ad4aad2e7d14e1adcadd55099491a663a7aad23552d249beb2d92b75302583a95196c654880638cd3ae6dfb2cc8d424cf8992083"
}