{
  "manageEntity": {
    "action": "Update",
    "entityId": "206524150",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x82e70c2b1d46ff34fe640ab233904f0845a47d12b6f3d310db10bce74b7a46e6",
    "signature": "0x4f25de01baf5e70dd140efabad42ce6d1c2fee474bb83d1d7185c1fb76faace90e9b511218b6f891978c791423fba8ba4e97937670aa5156196e6e376e57dd6a1b",
    "signer": "0x6c1C8d036b3c0119e31Edb58B17D120E6e91C833",
    "userId": "206524150"
  }
}