{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948902,-0.315570,0.000000,0.000000,0.176054,-0.529385,0.829913,0.000000,-0.261346,0.785855,0.560474,0.000000,-1668655.887576,5017566.589030,3554587.246511,1],    "boundingVolume": {    "region": [1.891806,0.594863,1.891901,0.595053,0.000000,17.003995]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/23/28_1075950.b3dm"}}}