{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896516,-0.443011,0.000000,0.000000,0.282974,-0.572651,0.769413,0.000000,-0.339922,0.687896,0.641289,0.000000,-2171061.779625,4393548.174871,4068452.111744,1],    "boundingVolume": {    "region": [2.029660,0.696121,2.029843,0.696233,0.000000,49.342115]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/7/6_507577.b3dm"}}}