{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949000,-0.315277,0.000000,0.000000,0.175796,-0.529157,0.830114,0.000000,-0.261167,0.786127,0.560175,0.000000,-1667510.682266,5019299.799344,3552689.962170,1],    "boundingVolume": {    "region": [1.891497,0.594502,1.891592,0.594693,0.000000,13.565896]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/20/26_1092743.b3dm"}}}