{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896562,-0.442919,0.000000,0.000000,0.283375,-0.573612,0.768549,0.000000,-0.339466,0.687152,0.642328,0.000000,-2168158.681454,4388815.404184,4075058.539432,1],    "boundingVolume": {    "region": [2.029564,0.697457,2.029732,0.697606,0.000000,41.453966]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/1_500325.b3dm"}}}