{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949886,-0.312598,0.000000,0.000000,0.174734,-0.530960,0.829186,0.000000,-0.258656,0.785973,0.561555,0.000000,-1651486.376058,5018342.234117,3561457.834511,1],    "boundingVolume": {    "region": [1.888637,0.596161,1.888809,0.596366,0.000000,24.885976]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/3_1439443.b3dm"}}}