{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949633,-0.313363,0.000000,0.000000,0.174953,-0.530188,0.829634,0.000000,-0.259430,0.786193,0.560889,0.000000,-1656426.742876,5019733.879768,3557228.285645,1],    "boundingVolume": {    "region": [1.889479,0.595419,1.889578,0.595501,0.000000,18.033740]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/2/2_1367762.b3dm"}}}