{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950494,-0.310742,0.000000,0.000000,0.173976,-0.532156,0.828578,0.000000,-0.256930,0.785895,0.562456,0.000000,-1640474.949802,5017859.812746,3567183.440313,1],    "boundingVolume": {    "region": [1.886721,0.597303,1.886819,0.597402,0.000000,5.734965]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/14_1324997.b3dm"}}}