{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949964,-0.312358,0.000000,0.000000,0.174717,-0.531362,0.828932,0.000000,-0.258378,0.785795,0.561931,0.000000,-1649713.169768,5017215.367499,3563850.369718,1],    "boundingVolume": {    "region": [1.888402,0.596614,1.888540,0.596823,0.000000,8.150334]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/7/4_1333739.b3dm"}}}