Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,578,269",
      "signature": "0x8ec856a2cc51b7040d1f7b82782837f89af80cff3ec963cacf022f8c90a35aabf712a5dae3c4dbb25d35b74442056e2e",
      "randomness": "0x6f57d2132f240a7e96f3efb49bf6f843beb0693a7babd928d5e728bc49591878"
    }
  ],
  "blockNumber": "7,414,903"
}

{
  "Sr25519": "0xf8258cde3c4637aea02ddd1e3eece9497615fb688f865bf580c37f0e8123b267d71a30f1ecbe722e8f269151b73d38168e16a39810f3ebcd71c44117a1253388"
}