{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949605,-0.313450,0.000000,0.000000,0.175314,-0.531117,0.828963,0.000000,-0.259291,0.785527,0.561885,0.000000,-1655544.268735,5015504.408014,3563556.630861,1],    "boundingVolume": {    "region": [1.889570,0.596652,1.889671,0.596674,0.000000,12.546474]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/3/12_1414800.b3dm"}}}