{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949960,-0.312372,0.000000,0.000000,0.174742,-0.531411,0.828896,0.000000,-0.258378,0.785756,0.561986,0.000000,-1649713.569733,5016968.471505,3564195.415806,1],    "boundingVolume": {    "region": [1.888416,0.596680,1.888555,0.596889,0.000000,8.633719]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/7/5_1408324.b3dm"}}}