Write Pulse

{
  "public": {
    "Sr25519": "0xec788c8b83cf82b619fc794ddede0b9a52fca4e9d161e06d469f12a3ffed0012"
  },
  "pulses": [
    {
      "round": "25,551,753",
      "signature": "0xa9b068d439b96d168018a3ac44ef3438303e9a89a738fb51faaa71edc5636e0fe90ddab8096b68c620a4befec28076af",
      "randomness": "0x3c514115b023784167c540377f6666b19c630d987c728091b79060672eea6c72"
    }
  ],
  "blockNumber": "7,408,274"
}

{
  "Sr25519": "0xa838f9c8d924e44657d81b338def11482e8962352d7e0a7d94d4d59ae10fb47397d926556b6fad9818d0e2553e353b386df19408c80b69a2aee49f18dcf7248e"
}