give us a sample about api key

[jun0wanan]

Computer Vision service, for Tags, Objects, Faces and Celebrity.
export IMUN_URL="https://yourazureendpoint.cognitiveservices.azure.com/vision/v3.2/analyze"
export IMUN_PARAMS="visualFeatures=Tags,Objects,Faces"
export IMUN_CELEB_URL="https://yourazureendpoint.cognitiveservices.azure.com/vision/v3.2/models/celebrities/analyze"
export IMUN_CELEB_PARAMS=""
export IMUN_SUBSCRIPTION_KEY=

How can we get this ?