{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896313,-0.443422,0.000000,0.000000,0.283705,-0.573469,0.768534,0.000000,-0.339846,0.686948,0.642345,0.000000,-2170582.229660,4387512.787791,4075170.303435,1],    "boundingVolume": {    "region": [2.030143,0.697495,2.030276,0.697614,0.000000,46.269899]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/0_540065.b3dm"}}}