{
  "manageEntity": {
    "action": "Update",
    "entityId": "632532838",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0xe2e30da7d4c9b7a511e461796b850bc7d671970ee6478772e3c120e01c744b1f",
    "signature": "0x9d794efe41fdd974ecd1312e5eed9de684de02d225f56779f7f848467eb08780413b31dda6983925e20f92ed48d24f65d14264669884ceb761ab8fbbb9a3158a1b",
    "signer": "0xEf8800808CA5aa7473F3580ffe7f271A270b470F",
    "userId": "632532838"
  }
}