exchange pairs avg bid ask
1 Bitfinex TNB_vs_BTC 0.00000019 0.00000018 0.00000019

JSON
[{'name': 'Bitfinex', 'pair': 'TNB-BTC', 'bid': 1.8e-07, 'ask': 1.9e-07, 'avg': 1.9e-07}]