Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,554,409",
      "signature": "0xb836caec06ed9602d126ff7b42ac8dd113506d44b00da2659a4b3607c081dbaf4c38b8b26e3d76771f5721c0b6ef6d24",
      "randomness": "0xb9f8c6eeee7a889ee9ab3140f8ef30c1a873a7fa5370c7fe6f2726e87f756c91"
    }
  ],
  "blockNumber": "7,408,938"
}

{
  "Sr25519": "0xf2cae614ef4c08450ef17d6483037407315c71d45766d308474fb609d7e09f6b996f47176cac1390e1dd7b753214871597838d0f583e3a3eb4d0bbc127e7f880"
}