Assuming sha1 is required, the following 2 results were found.
Why? This took me a while to figure out so hopefully this will help others. How? The gist is that I was using the Test SHA1 when adding allowed Android Keys to the Google APIs console (there's so many) when I should be using the App SHA1 (I have now...
key and encryption $apimo_key = 'abcd1234abcd1234abcd1234abcd1234abcd1234'; // specify your assigned key here $apimo_sha = sha1($apimo_key.$my_timestamp); // receive content $output = file_get_contents( $apimo_url. '?provider='.$my_provider_id....