I have checked a couple of times against the web page. For example are they the "total_ask" : 60330.26292405 in the example below?
curl -s https://alix.coinerella.com/walls/?json | json_pp
{
"exchanges" : [
{
"amount" : {
"ask_total" : 39517.29022564,
"tolerance" : "1.5",
"bid_total" : 10871.96044048,
"total" : 50389.25066612
},
"pair" : "poloniex_btc_nbt"
},
{
"amount" : {
"ask_total" : 366.30569841,
"total" : 1581.80259362,
"tolerance" : "1.5",
"bid_total" : 1215.49689521
},
"pair" : "bittrex_btc_nbt"
},...
],
"4h_avg" : {
"total_bid_percent" : 48.03,
"total_both_percent" : 100,
"total_ask" : 64753.477502818,
"total_both" : 124588.30590612,
"total_ask_percent" : 51.97,
"total_bid" : 59834.828403295
},
"totals" : {
"total_ask" : 60330.26292405,
"total_both" : 118977.89511246,
"total_bid_percent" : 49.29,
"total_both_percent" : 100,
"total_bid" : 58647.63218841,
"total_ask_percent" : 50.71
},
"btc_usd" : "453.445",
"timestamp" : 1461508263,
"15min_avg" : {
"total_bid" : 55998.584328107,
"total_ask_percent" : 52.44,
"total_both" : 117753.89980759,
"total_ask" : 61755.315479478,
"total_both_percent" : 100,
"total_bid_percent" : 47.56
}
}