{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949851,-0.312703,0.000000,0.000000,0.174686,-0.530618,0.829415,0.000000,-0.258815,0.786164,0.561214,0.000000,-1652499.151669,5019553.859883,3559294.502625,1],    "boundingVolume": {    "region": [1.888757,0.595768,1.888910,0.595937,0.000000,20.833144]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/2_1352474.b3dm"}}}