Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,647,291",
      "signature": "0xb7c9e5f57e639f187054e7fdafb9eeeafc009f2b3b8a1979104799753f9fbf0c0842b270bf13581d29205241110614c1",
      "randomness": "0xeaf696b330941525988c4346cf0e2d754967e63da77e2708e494eedb69e2bed9"
    }
  ],
  "blockNumber": "7,432,127"
}

{
  "Sr25519": "0xa42ffafc18ba0f2b9a12bca14699725a61ee993a57abff7c839b0a5a46a67e5c15784528b006a57cda76c65039994b71c6bdb26962740791e69c20f1c5d35084"
}