{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944543,-0.328389,0.000000,0.000000,0.183600,-0.528089,0.829104,0.000000,-0.271695,0.781474,0.561676,0.000000,-1734738.961872,4989619.568309,3562230.779246,1],    "boundingVolume": {    "region": [1.905336,0.596373,1.905451,0.596448,0.000000,8.767540]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/2/6_131459.b3dm"}}}