{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948643,-0.316349,0.000000,0.000000,0.176513,-0.529315,0.829861,0.000000,-0.261975,0.785589,0.560552,0.000000,-1672669.880902,5015874.822934,3555084.924888,1],    "boundingVolume": {    "region": [1.892627,0.594941,1.892723,0.595164,0.000000,8.816774]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/12_1182933.b3dm"}}}