{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949724,-0.313089,0.000000,0.000000,0.174916,-0.530590,0.829385,0.000000,-0.259125,0.786029,0.561260,0.000000,-1654477.841367,5018696.612412,3559582.185816,1],    "boundingVolume": {    "region": [1.889163,0.595823,1.889316,0.595991,0.000000,8.774256]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/3_1351428.b3dm"}}}