{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949590,-0.313494,0.000000,0.000000,0.175268,-0.530898,0.829113,0.000000,-0.259374,0.785659,0.561663,0.000000,-1656072.680983,5016338.756952,3562145.933499,1],    "boundingVolume": {    "region": [1.889617,0.596354,1.889716,0.596435,0.000000,11.385869]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/3/14_1410519.b3dm"}}}