{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950429,-0.310943,0.000000,0.000000,0.173455,-0.530183,0.829951,0.000000,-0.257526,0.787155,0.560418,0.000000,-1644265.710436,5025866.864436,3554229.468547,1],    "boundingVolume": {    "region": [1.886890,0.594817,1.887072,0.594963,0.000000,8.810721]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/14/13_1449097.b3dm"}}}