{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896347,-0.443354,0.000000,0.000000,0.287989,-0.582240,0.760302,0.000000,-0.336125,0.679558,0.652090,0.000000,-2146908.233923,4340496.587720,4137167.116388,1],    "boundingVolume": {    "region": [2.030043,0.710285,2.030223,0.710390,0.000000,9.032704]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/12/16_1783737.b3dm"}}}