{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949615,-0.313418,0.000000,0.000000,0.174913,-0.529962,0.829786,0.000000,-0.259524,0.786324,0.560663,0.000000,-1657024.309859,5020564.518528,3555787.154957,1],    "boundingVolume": {    "region": [1.889506,0.595053,1.889668,0.595319,0.000000,8.657353]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/13_1369598.b3dm"}}}