{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944047,-0.329810,0.000000,0.000000,0.184123,-0.527033,0.829660,0.000000,-0.273055,0.781592,0.560851,0.000000,-1743420.381601,4990360.010074,3556986.755350,1],    "boundingVolume": {    "region": [1.906851,0.595356,1.906947,0.595471,0.000000,8.803675]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/4_1310858.b3dm"}}}