{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950207,-0.311618,0.000000,0.000000,0.174317,-0.531538,0.828903,0.000000,-0.257757,0.785969,0.561974,0.000000,-1645747.457961,5018323.489083,3564121.864544,1],    "boundingVolume": {    "region": [1.887616,0.596678,1.887768,0.596863,0.000000,8.334530]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/4_1327639.b3dm"}}}