{
  "manageEntity": {
    "action": "Update",
    "entityId": "70930509",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0xf09a330f3a5f8c9142d9d36ace226e4904bbbf2f99506a2083f0982eb03dddf4",
    "signature": "0x9126acadde40cc6c35dc8c6117e2c9d1a50f9b20fc2c0ce67f69dbb1666a6f9a6bae2581e3877bcd11269493ee6eceb386fa3499f83f63846b35f90b133bec821c",
    "signer": "0x13492180B034a916B18f12a00B63e2CADEf7A3cA",
    "userId": "70930509"
  }
}