{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950229,-0.311552,0.000000,0.000000,0.173027,-0.527732,0.831601,0.000000,-0.258548,0.788569,0.557953,0.000000,-1650776.889094,5034849.035339,3538569.486564,1],    "boundingVolume": {    "region": [1.887562,0.591855,1.887682,0.591980,0.000000,6.975921]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/3/28_1322151.b3dm"}}}