{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949029,-0.315188,0.000000,0.000000,0.176163,-0.530425,0.829226,0.000000,-0.260812,0.785302,0.561496,0.000000,-1665252.323247,5014060.555638,3561080.941524,1],    "boundingVolume": {    "region": [1.891383,0.596139,1.891520,0.596245,0.000000,8.815839]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/11_1146663.b3dm"}}}