{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950648,-0.310273,0.000000,0.000000,0.173235,-0.530777,0.829618,0.000000,-0.256867,0.787017,0.560913,0.000000,-1640060.033004,5024995.905087,3557381.446025,1],    "boundingVolume": {    "region": [1.886218,0.595432,1.886334,0.595546,0.000000,8.809651]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/10_1451476.b3dm"}}}