{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943816,-0.330472,0.000000,0.000000,0.184564,-0.527109,0.829513,0.000000,-0.273554,0.781262,0.561068,0.000000,-1746608.419784,4988254.484797,3558366.548188,1],    "boundingVolume": {    "region": [1.907552,0.595619,1.907647,0.595733,0.000000,7.535653]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/13/6_1273854.b3dm"}}}