{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948710,-0.316146,0.000000,0.000000,0.176432,-0.529446,0.829795,0.000000,-0.261786,0.785582,0.560651,0.000000,-1671465.538531,5015829.559676,3555710.951915,1],    "boundingVolume": {    "region": [1.892413,0.595060,1.892509,0.595283,0.000000,8.816292]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/13_1179163.b3dm"}}}