{
  "manageEntity": {
    "action": "Update",
    "entityId": "785835084",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaieraa7ykx3o7jvujti56g7hrc3zpwkhtnwmshf44d2ghlevvjskalphq\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":107375},{\"type\":\"playlist\",\"playlist_id\":606292406},{\"type\":\"playlist\",\"playlist_id\":220771696},{\"type\":\"playlist\",\"playlist_id\":665555769}]}}}",
    "nonce": "0x5c75bd0864ae07e7a47464bb2dbd4d5db8ebccc147793753f8924a69eb741ff5",
    "signature": "0x50c56eb58e9ea49039829540e71442fe6212ed73c70621f91dec735a6899917a4eb858fd6e2e386c9c9234c310d6204a10d461ff0c233a8ba643c92b3677a6cd1c",
    "signer": "0x70E70Bd770dEDE5d835Cf265F3F6082218112423",
    "userId": "785835084"
  }
}