{
  "manageEntity": {
    "action": "Update",
    "entityId": "482858095",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0xc301f56bf7c8dea40626b0371d608cda60ee3de29307f32e25e90f34c4c135e8",
    "signature": "0x74ac2373fcf2f9e62a88edb9affe938a3adb97266b581fae8c6cfe449a6726af5988e5dc0939105179e7bbde777dda10210175045a03b7f7076fb0e926268f341c",
    "signer": "0x083626C5983025BFec0Ca7BC8FC5B244f8e29b75",
    "userId": "482858095"
  }
}