{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948647,-0.316335,0.000000,0.000000,0.176618,-0.529653,0.829623,0.000000,-0.261887,0.785366,0.560906,0.000000,-1672116.120234,5014452.516449,3557335.987921,1],    "boundingVolume": {    "region": [1.892612,0.595369,1.892708,0.595592,0.000000,8.760612]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/14_1187876.b3dm"}}}