{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944292,-0.329109,0.000000,0.000000,0.184008,-0.527962,0.829094,0.000000,-0.272287,0.781257,0.561691,0.000000,-1738522.317450,4988236.515230,3562322.701973,1],    "boundingVolume": {    "region": [1.906155,0.596428,1.906157,0.596429,0.000000,7.722553]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/7.b3dm"}}}