{
  "manageEntity": {
    "action": "Update",
    "entityId": "80680623",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0xe87d7b5e06bb233e2385caf758c1755054f94f098243aacf3d6b6f5dfeb973fd",
    "signature": "0x37117a3d14c5404dcdb24708111c50c813dd87623e9f9732baf6cecdf86732da634100a23229c874357f2e610b4abcc69787fa26a031d8b0533d7ff93f2ff9881b",
    "signer": "0xEA7A9c0C2534c115A90EBBa741D9d51530BDD7c2",
    "userId": "80680623"
  }
}