How to start with F5 BIG-IP ASM quickly?

ok, did my tests, used signature: Automated client access "curl" 200021075 

policy: Blocking
general attack signature setting: [x] Learn [x] Alarm [x] Block 
specific signature setting: Automated client access "curl" 200021075 [ ] Staging - so not staging

get a blocked event in Security  ››  Event Logs : Application : Requests

policy: Blocking
general attack signature setting: [x] Learn [x] Alarm [x] Block 
specific signature setting: Automated client access "curl" 200021075 [x] Staging

get no event in Security  ››  Event Logs : Application : Requests

policy: Blocking
general attack signature setting: [x] Learn [x] Alarm [ ] Block 
specific signature setting: Automated client access "curl" 200021075 [ ] Staging - so not staging

get an illegal event in Security  ››  Event Logs : Application : Requests

policy: Blocking
general attack signature setting: [x] Learn [x] Alarm [ ] Block 
specific signature setting: Automated client access "curl" 200021075 [x] Staging

get no event in Security  ››  Event Logs : Application : Requests

MSZ, would it be possible for you to provide which signature, show the signature setting, show your general attack signature blocking settings? in my opinion you either run into a bug or there is a configuration issue somewhere. you have applied the policy after making changes right?