Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,575,769",
      "signature": "0xa935f8be5d3ed1cdeba0671f7b29834707658478db477c1f13646ec37178700d07561dffab8316b19840224d773c5420",
      "randomness": "0x224a3cf518d42011e4bf159faf98123b1b85e6752b366a24dcfc52646177052e"
    }
  ],
  "blockNumber": "7,414,278"
}

{
  "Sr25519": "0x1a2f1574255ae53a504c10297f5048dd92627b90db15665f9e61845bddadac6de30ccb252ad51590b61afab43e0d83e37fa95e5bd52657df4ab591531fc0d784"
}