{
  "manageEntity": {
    "action": "Update",
    "entityId": "794847361",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x7e17b57379dc256f3c9d60f1426732440af118106ec107590e347453a18973bc",
    "signature": "0x90a8f9dc2826d2bd0a5bc99cb3e6998bbe012d2d86d6177846afc79e4459a0e706a86263c5dfd9ca96a400a961201841447ffc35fc0cca4a183b70c7bcb35da41c",
    "signer": "0x2E2565a072345523FeCd90bE95baC34859891AfE",
    "userId": "794847361"
  }
}