今天设置追踪系统,但是怎么设置都设置不对: P; G2 Y; l/ J' z6 c' a2 y
but aff_sub and source shoud be dynamic ( Z- s5 i+ S/ \& hdo you see what I mean? * K* c; n1 X2 T" h$ ^# ythe advertiser would like to optimize your placements/sources: S7 @, [# h' R$ v
to sort out the well performing ones - keep those, and pause the; z7 I `4 k- Y; U5 V$ F
underperforming ones 2 I7 |4 u1 q8 k, C以上是AM说的8 G6 S8 X/ ^+ Y0 _, d' W6 ]6 ^5 H
source 这个值要怎么设置才是固定的?求教 1 P. E0 y2 R' p