{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944531,-0.328421,0.000000,0.000000,0.183615,-0.528072,0.829112,0.000000,-0.271724,0.781472,0.561665,0.000000,-1734927.073097,4989605.781689,3562158.961860,1],    "boundingVolume": {    "region": [1.905371,0.596360,1.905485,0.596434,0.000000,8.767540]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/2/6_189323.b3dm"}}}