{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949604,-0.313453,0.000000,0.000000,0.174821,-0.529621,0.830023,0.000000,-0.259627,0.786541,0.560310,0.000000,-1657681.935237,5021944.470795,3553546.346674,1],    "boundingVolume": {    "region": [1.889542,0.594627,1.889704,0.594893,0.000000,8.713839]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/11_1379959.b3dm"}}}