Write Pulse

{
  "public": {
    "Sr25519": "0x6aa461fadcd999ba411fd32da6f94a684be4f49f317aeb5844eb35914d86460d"
  },
  "pulses": [
    {
      "round": "25,546,148",
      "signature": "0xaaf1409c499b35b31e1deed2468e4a0979488c46791a313c612d0bb8585d6959510ca00653d4b41f5bcd73c4c849de68",
      "randomness": "0x201677821647f8a8faa10359934205b7e7f43da912ce47f574a465402e930934"
    }
  ],
  "blockNumber": "7,406,872"
}

{
  "Sr25519": "0x9819f7b301df4cb6a4531625c2a682ea9b51bc16222c51275578944a919a41076e70496e59e37fa8adfe9fb6d585a2e2ef227740520c16eee2c7989750d08b87"
}