{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948898,-0.315583,0.000000,0.000000,0.176042,-0.529325,0.829954,0.000000,-0.261370,0.785890,0.560413,0.000000,-1668809.308141,5017790.175625,3554202.179735,1],    "boundingVolume": {    "region": [1.891820,0.594789,1.891915,0.594980,0.000000,17.006980]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/23/28_1076816.b3dm"}}}