{
  "manageEntity": {
    "action": "Update",
    "entityId": "229849299",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x614ac7215c7e8ae35a53f6fefe0b9bb84fe6bb2c1fa9e0032942cc6cb1dd1134",
    "signature": "0x2f095f3d38a0729cae94104e25e4b40a66847b385813ecadb217bac04e6b6a982f86b9ac7854fab5a4f29ca39be8e485ddb1b041727f062b42e0588b57cc4f731c",
    "signer": "0x6C5261AB382BBC85549564421c57b3F6A2C224f6",
    "userId": "229849299"
  }
}