Remove Individual as a  book_type - it doesn’t really add anything.  AMAAS-639.
Remove Individual as a  book_type - it doesn’t really add anything.  AMAAS-639.

amaas-fintech/amaas-core-sdk-python,paul-rs/amaas-core-sdk-python,paul-rs/amaas-core-sdk-python,nedlowe/amaas-core-sdk-python,nedlowe/amaas-core-sdk-python,amaas-fintech/amaas-core-sdk-python