Grand Arena missing rewards

Product: Star Wars: Galaxy of Heroes
Platform:Android Phone
What type of device are you experiencing the issue with? Samsung s9 ; Samsung s7edge
OS Version 10
Ally Code: (Find it here: http://bit.ly/AllyCode ) 626-318-494
What type of issue do you have? Missing Rewards
How often does the bug occur? Occasionally (10% - 49%)
Summarize your bug Wrong rank, lost rewards....
Steps: How can we find the bug ourselves? .
Connection Type Wifi
Please select your region North America
Country Magyarország

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I won 3 times the last grand arena you can check ! I was the first!!!
If i lose only 1 times my rank going down,but now i won! And nothing happend!!!???

i wrote to the "ea help" but they couldn't do anything ....

i miss my real reward , and my real rank!

My ally code: 626-318-494