The summoner name or tag is incorrect
secsplitond #00000
BRONZE I
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Match History for Patch: 16.9.1
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Champion Stats for Patch: 16.9.1
Champion Mastery
lvl: 29
294,153
lvl: 6
36,286
lvl: 5
25,240
lvl: 5
22,436
lvl: 4
21,018
lvl: 4
19,288
lvl: 4
12,678
lvl: 3
7,151
lvl: 3
11,736
lvl: 3
10,585
lvl: 2
5,676
lvl: 2
5,469