{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896432,-0.443181,0.000000,0.000000,0.283548,-0.573539,0.768540,0.000000,-0.339663,0.687045,0.642338,0.000000,-2169417.457151,4388129.992261,4075126.276171,1],    "boundingVolume": {    "region": [2.029856,0.697471,2.030025,0.697620,0.000000,43.304220]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/3/1_522734.b3dm"}}}