Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,603,531",
      "signature": "0x8fe291f353c04dae0a1bda430d805ac0f1cbad437344fcd582d77e738f16e6599eac465208c65b1a1409c3e95bf67fe4",
      "randomness": "0x0f30fdd2ec50791f9d17c586a4243b522f034164d193122cd84d9207692a3eb3"
    }
  ],
  "blockNumber": "7,421,199"
}

{
  "Sr25519": "0x02b49e62283541bdb66f809bd938509c852fc234229bc13c21485e23afbfa045033a5ab1a6db409e1429e0d53d67e6b06a32415383945b140c35bf5d6f2ffe85"
}