Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,581,610",
      "signature": "0xaa40e6fb56088f82b958e7aa621f3ec9cfce9e7adcf7dac45607de25529c17a25488998719503e1b9622a37abbaac1f7",
      "randomness": "0x708508f19fde0d5d8d5db5e3ec7f2bf2d2a7082a530e1e8fe3f5c9b74a2269e4"
    }
  ],
  "blockNumber": "7,415,725"
}

{
  "Sr25519": "0xca81379036ad0d79be9c25f6176bd0f8d7a795716514e88ceb7db7f4f5e1df37545a9f6045ea2296bf03ff4a9637628556dd46c21cb0cdb89b43afad530b7984"
}