movie compressor using FFMpeg Google cloud function After deployment to GoogleCloud Function make sure your credential key is set. gcloud auth print-identity-token try API call with itr and offset queries. curl -X GET https://compvideo-2kpkrvrjda-uc.a.run.app\?itr\=1\&offset\=0 \ -H "Authorization: Bearer $(gcloud auth print-identity-token)" sequential API call with seq and xargs shell script. seq 0 10 100|xargs -n 1 -P 50 -I {} \ curl -X GET https://compvideo-2kpkrvrjda-uc.a.run.app\?itr\=10\&offset\=\{\} \ -H "Authorization: Bearer $(gcloud auth print-identity-token)"