{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949992,-0.312274,0.000000,0.000000,0.174459,-0.530734,0.829389,0.000000,-0.258451,0.786255,0.561254,0.000000,-1650179.668779,5020138.079246,3559544.979875,1],    "boundingVolume": {    "region": [1.888296,0.595797,1.888468,0.596003,0.000000,18.488243]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/1_1351555.b3dm"}}}