{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943806,-0.330499,0.000000,0.000000,0.184497,-0.526869,0.829680,0.000000,-0.273633,0.781413,0.560820,0.000000,-1747106.593046,4989212.447996,3556789.227141,1],    "boundingVolume": {    "region": [1.907581,0.595319,1.907676,0.595434,0.000000,8.747778]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/13/4_1275702.b3dm"}}}