{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948985,-0.315321,0.000000,0.000000,0.175951,-0.529539,0.829837,0.000000,-0.261116,0.785850,0.560587,0.000000,-1667189.885811,5017541.105365,3555306.193608,1],    "boundingVolume": {    "region": [1.891544,0.594999,1.891639,0.595190,0.000000,8.815090]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/20/29_1075255.b3dm"}}}