checksummed address returning null

[whosman]

returning Null unless the input address checksum is removed
0x4b2c54b80b77580dc02a0f6734d3bad733f50900 vs 0x4B2C54b80B77580dc02A0f6734d3BAD733F50900
{
token(id:"%s") {
name
symbol
txCount
tradeVolume
}
}