{
  "manageEntity": {
    "action": "Update",
    "entityId": "84950389",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0xed58a73699fbedb71b4c5ea51e7f9e026cc0c27c311536391a4d34ad5e683b2c",
    "signature": "0x7270e7566f7f77a473f2829e3e90861159e7546932d0b444455862052ac3a80e7e77a1588de64c677b2955503adf6a101dd847af8472666daac1d6fd1b6a4d3c1c",
    "signer": "0xF6dFAd3798288a676b065b7A8322D2DdF924f286",
    "userId": "84950389"
  }
}