Write Pulse

{
  "public": {
    "Sr25519": "0xe4cfd1cbf31f6bfac188943a61e8e4d47aad1c362d00cfb56c5c8b83406fd04c"
  },
  "pulses": [
    {
      "round": "25,668,340",
      "signature": "0xa3ce24d86c2eda8c82649792cb8985fdad7f612003ba98bbcf60031031b954cf3990bb81b0860163ec0b30a000268855",
      "randomness": "0x4bc55cbdc7890ea6bfa64e0f708d5d7596bc9e173ba28237b2eec67c4e639960"
    }
  ],
  "blockNumber": "7,437,377"
}

{
  "Sr25519": "0xc61235e165288661460b0dc021c5df3f673d124183200f0f4f5202f39e759f6c0941b1001832dfb68ad99fbace7fd460773097ef66412e0e4752d841ccfe2184"
}