{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896340,-0.443368,0.000000,0.000000,0.283789,-0.573724,0.768313,0.000000,-0.339705,0.686769,0.642611,0.000000,-2169688.417263,4386374.925497,4076859.460716,1],    "boundingVolume": {    "region": [2.030082,0.697841,2.030215,0.697960,0.000000,42.240179]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/3_536803.b3dm"}}}