{
  "manageEntity": {
    "action": "Update",
    "entityId": "61154",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaierauqpnnxlbhsrglehhvoxa53dc6hzoetcuogcs7s2baw6kdtt43d6q\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":24611},{\"type\":\"playlist\",\"playlist_id\":458},{\"type\":\"playlist\",\"playlist_id\":21003},{\"type\":\"playlist\",\"playlist_id\":24902},{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x48ca3e97d6da73953bbdab938e63c450034a349af52bbff0bb6a179af7a9fbd5",
    "signature": "0xe041aaba7327d276f112ff5f1de52fe335f6288b67eee261b395cc88046c6be02d950c04785a070e76e318d73a844716a884422a0878a3f2c3e0c9e7f9a20a4f1c",
    "signer": "0xFa2d4C2518C0BB689b437d226912F37Cd9d98A23",
    "userId": "61154"
  }
}