Unlock Tmobile Multi mode


IMEI:353283075290887
Serial Number: C39QL7FWGRWM
Part Description: IPHONE 6S PLUS GOLD 16GB
Product Version: Initial
Activation Policy ID: 2303 Initial
Activation Policy Description: Multi-Mode Unlock
Applied Activation Policy ID:
Applied Activation Policy Description:
Next Tether Policy ID: 2136
Next Tether Activation Policy Description: US T-Mobile Locked Activation Policy
First Unbrick Date:
Unbricked: false Unlocked:false

The phone is Multi-Mode Unlock. But i see it still locked by tmobile. How can i unlock it