{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944522,-0.328447,0.000000,0.000000,0.183585,-0.527939,0.829203,0.000000,-0.271775,0.781551,0.561530,0.000000,-1735253.501150,4990109.550976,3561299.969136,1],    "boundingVolume": {    "region": [1.905398,0.596196,1.905512,0.596271,0.000000,8.670620]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/2/4_849698.b3dm"}}}