Error on installation

[kamyasimon]

[RuntimeException]
No composer.json present in the current directory, this may be the cause of the following exception.

[InvalidArgumentException]
Could not find a version of package sparkplug/momoapi-php matching your minimum-stability (stable). Require it with
an explicit version constraint allowing its desired stability.

require [--dev] [--prefer-source] [--prefer-dist] [--fixed] [--no-progress] [--no-suggest] [--no-update] [--no-scripts] [--update-no-dev] [--update-with-dependencies] [--update-with-all-dependencies] [--ignore-platform-reqs] [--prefer-stable] [--prefer-lowest] [--sort-packages] [-o|--optimize-autoloader] [-a|--classmap-authoritative] [--apcu-autoloader] [--] []...

[mondij]

you have to state an explicit version. this worked for me;
composer require sparkplug/momoapi-php dev-master dev-master