{
  "manageEntity": {
    "action": "Update",
    "entityId": "211356008",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaierajm3brnh5qkmdn6rv2swilt3a6fmvfyqrvxft4xfjcfdzf3y6fwqa\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281},{\"type\":\"playlist\",\"playlist_id\":1430058741}]}}}",
    "nonce": "0x07a775caf77dc77dbf9c6cb0b3a0ce923ac946f0d46e0c3381ffc9ada3a7043d",
    "signature": "0x3b4598a81a0b54c83ece9ee854415f958a1a7e73a80a617f3a1d47da2b3eea8258964929bc7ba0320bf9c77c4fbd8489d95d788be6ec0e826d8d635cf2fe633d1c",
    "signer": "0xD2797ebA55d8b0aaEC8Bd31De7fAcAB9C1Ea2a88",
    "userId": "211356008"
  }
}