{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950596,-0.310432,0.000000,0.000000,0.173799,-0.532201,0.828587,0.000000,-0.256677,0.785987,0.562443,0.000000,-1638854.367118,5018447.192458,3567102.589702,1],    "boundingVolume": {    "region": [1.886395,0.597288,1.886493,0.597387,0.000000,12.833956]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/14_1385212.b3dm"}}}