What Am I - Need help with it

[Stubbs 0]

"As I have gone alone in there and with my treasures bold, I can keep my secret where, and hint of riches new and old."

What is "I" ?

[Biotop 0]

3 hours ago, Stubbs said:

"As I have gone alone in there and with my treasures bold, I can keep my secret where, and hint of riches new and old."

What is "I" ?

Forrest Fenn?

[Stubbs 0]

I don't think it is him, it is an inatimate object or someone else speaking.