{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949471,-0.313854,0.000000,0.000000,0.175468,-0.530825,0.829118,0.000000,-0.259674,0.785565,0.561656,0.000000,-1657988.011980,5015738.247493,3562100.875733,1],    "boundingVolume": {    "region": [1.889997,0.596345,1.890096,0.596427,0.000000,15.300928]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/14_1410203.b3dm"}}}