{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948771,-0.315964,0.000000,0.000000,0.176136,-0.528899,0.830206,0.000000,-0.261765,0.786026,0.560038,0.000000,-1671330.786103,5018650.060809,3551818.550117,1],    "boundingVolume": {    "region": [1.892220,0.594320,1.892316,0.594543,0.000000,8.745765]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/9_1093403.b3dm"}}}