Re: 0.3 BTC loan. 0.325 return. Legendary account collateral.

This is a Coinbase wallet.

I used their "sign message" ability.

Let's try a one-liner: (No linebreaks,whitespaces)

Code:

This is the real atp1916. Date is 09/18/2016.

HNFsWXXz85Q+dmwaSLPDkpgqv+N3dRO+9FLWUnit8KyjN2vVAOExybus82bg8HBoe5ND1LUXK8ATcF4V2dHBaLw=