{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949106,-0.314958,0.000000,0.000000,0.175617,-0.529211,0.830117,0.000000,-0.260904,0.786218,0.560170,0.000000,-1665834.541849,5019879.582826,3552657.334168,1],    "boundingVolume": {    "region": [1.891162,0.594496,1.891256,0.594686,0.000000,7.361792]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/16/26_1380885.b3dm"}}}