InvestorNote
A note your organisation has written about an investor.
idrequiredinteger- The note id.
titlerequiredstring | null- A short heading for the note. Empty when the note has none.
bodyrequiredstring- The note text.
created_atrequiredstring (date-time)- When the note was written.
updated_atrequiredstring | null (date-time)- When the note last changed.