{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948849,-0.315731,0.000000,0.000000,0.176508,-0.530449,0.829138,0.000000,-0.261233,0.785069,0.561626,0.000000,-1667942.552248,5012571.670591,3561912.268596,1],    "boundingVolume": {    "region": [1.891955,0.596297,1.892092,0.596403,0.000000,8.640145]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/13/12_1111876.b3dm"}}}