{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944531,-0.328421,0.000000,0.000000,0.183620,-0.528087,0.829101,0.000000,-0.271720,0.781462,0.561681,0.000000,-1734902.343315,4989541.928385,3562259.765814,1],    "boundingVolume": {    "region": [1.905370,0.596379,1.905485,0.596454,0.000000,8.815103]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/2/6_189564.b3dm"}}}