{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949639,-0.313347,0.000000,0.000000,0.174862,-0.529943,0.829810,0.000000,-0.259472,0.786365,0.560628,0.000000,-1656692.976725,5020829.894098,3555568.306706,1],    "boundingVolume": {    "region": [1.889430,0.595011,1.889592,0.595277,0.000000,8.819706]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/13_1369911.b3dm"}}}