{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949624,-0.313391,0.000000,0.000000,0.175282,-0.531133,0.828960,0.000000,-0.259241,0.785540,0.561891,0.000000,-1655222.467569,5015585.799049,3563591.329326,1],    "boundingVolume": {    "region": [1.889507,0.596659,1.889609,0.596680,0.000000,7.151516]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/3/12_1336823.b3dm"}}}