{
  "manageEntity": {
    "action": "Update",
    "entityId": "557135181",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaieraivymucgqqxd7fhk6n4jvclnc35iwki4hvsba6nhmfqf4n4vkud5a\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281},{\"type\":\"playlist\",\"playlist_id\":533815830},{\"type\":\"playlist\",\"playlist_id\":1088676470},{\"type\":\"playlist\",\"playlist_id\":1219210338},{\"type\":\"playlist\",\"playlist_id\":147244417},{\"type\":\"playlist\",\"playlist_id\":1341039901},{\"type\":\"playlist\",\"playlist_id\":596330015},{\"type\":\"playlist\",\"playlist_id\":1458888796},{\"type\":\"playlist\",\"playlist_id\":1005781711}]}}}",
    "nonce": "0x48e526a6e14fe7c09e68071f7233fcc0bfe10eaf56ec4eb37b059df48d9dd00a",
    "signature": "0x3c019ce0507f877f103e4e7b399cc653e4d48a8d3ac961090b5c64be28b9e9e20144e0422600ed11d05b1dd535b76d1eb4188ff69f419f1d25ad593a96deaa5e1b",
    "signer": "0xBBBE9eFc177a4E708d317195Fa81aA6E8E2F7E92",
    "userId": "557135181"
  }
}