{
  "manageEntity": {
    "action": "Update",
    "entityId": "181835656",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaieradyorvm73tt43esp4fnizq5ww5zro7loqdezeg37lhhwalsh37mgq\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281},{\"type\":\"playlist\",\"playlist_id\":1022346130},{\"type\":\"playlist\",\"playlist_id\":1400865650}]}}}",
    "nonce": "0x26667a9a061760691c1131c133ec1ac4e1b74e155f531bc79ca33237d2b22fa5",
    "signature": "0x83c0173396d4d4c840e4fc4889bb73a754ee6e6700344b9da7a79175e6ed7a9b6a67eaf338c00ad9fa0fa77b26f8e6590b1e2e1c735572fab5b6bc02ed2a3c411b",
    "signer": "0x05D4434893815F914255C028DF9Da0a3e11FE0E8",
    "userId": "181835656"
  }
}