[api-oa2-doc] Undocumented magic code needed for /oauth/authorize

Per Coinbase Dev Forums, new magic data is needed for the /oauth/authorize endpoint when wallet:transactions:send is active.

This needs to be documented.

pyexch/pyexch/exchange.py

Lines 323 to 329 in b52d941

    
           self._params.update( 
        
               { 
        
                   "meta[send_limit_amount]": 1, 
        
                   "meta[send_limit_currency]": "USD", 
        
                   "meta[send_limit_period]": "day", 
        
               } 
        
           )

Todo

Test using the new OAuth2 URLs per a CB forum suggestion

Verified that this is fixed using the new OAuth2 URLs

	self._params.update(
	{
	"meta[send_limit_amount]": 1,
	"meta[send_limit_currency]": "USD",
	"meta[send_limit_period]": "day",
	}
	)