Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,556,650",
      "signature": "0xa8ec3b235580c4ec92cf19f4ec76bffc4cf7f1c4b4d72287b3cdf98be11044c6890bb2a6dff92a291c0848c8631c380b",
      "randomness": "0xb445262d01291fb4606f08ccada4854939c00aa9cb7525377e856f76140335a8"
    }
  ],
  "blockNumber": "7,409,498"
}

{
  "Sr25519": "0x329514ba3b3135fad34ccec9627224ca25f12a9d2bcad45b417dc96c88cb1a43e9622d2ce27d7c37fa42c5cdb727c737240a3eca6de5e07db46b27acb40fe484"
}