{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.894955,-0.446156,0.000000,0.000000,0.284510,-0.570706,0.770292,0.000000,-0.342729,0.687488,0.640231,0.000000,-2188979.499905,4390924.229480,4061723.677755,1],    "boundingVolume": {    "region": [2.033195,0.694737,2.033329,0.694862,0.000000,64.120523]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/3/14_1137417.b3dm"}}}