{
  "manageEntity": {
    "action": "Update",
    "entityId": "461086525",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x92ce92914c0e6f4f366b6d2855432e546d0f7bee2d7420abf09f7ec6400bfff1",
    "signature": "0xddd780a0d204f42e04d2d03b777a1aef43ae30fb345c30a5b893061a7becdbd01fab11fbc3f54fe4e68a84ac0f7de667d17603e011a2a748fc7fa44a6c41a14a1c",
    "signer": "0x9BE48E7A19B0985b49d8e98b347dAF12Fc83dd43",
    "userId": "461086525"
  }
}