Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,555,692",
      "signature": "0xa1fe783b6be892b665aa8a911beefb26a962ef64a216b23ac6d6a98aa053a3144c5ce6949798df4a0a524efded479a98",
      "randomness": "0x7d3c8791cee525ba603530abf89e077aab9bdfbf4a67853380adf0840a1bec52"
    }
  ],
  "blockNumber": "7,409,258"
}

{
  "Sr25519": "0x60f8725cae2ed4e043569c6d3c6ddb028a5dd3f0349d3264409faf6834a48c417786df7aa32545e419291348cad157cd5ae5138743e29af8f671b2018d06ea88"
}