{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896346,-0.443354,0.000000,0.000000,0.287990,-0.582240,0.760302,0.000000,-0.336125,0.679558,0.652090,0.000000,-2146911.152265,4340493.970847,4137168.339208,1],    "boundingVolume": {    "region": [2.030044,0.710285,2.030223,0.710390,0.000000,9.032704]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/12/16_1783755.b3dm"}}}