Hello Team, Mine usecase is we are recieve multtiple leads from various sources and as soon as receive this to our java application need to post the contact information without manual effort by users like implicit grant or device grant .... I am currenlty stuck at creating the token flow it should execute at server side any point of time , please lead me to write direction and currenlty I saw https://developer.constantcontact.com/api_guide/auth_overview.html authorization some kind of user acceptance required.
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