{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949882,-0.312610,0.000000,0.000000,0.174741,-0.530958,0.829186,0.000000,-0.258666,0.785969,0.561555,0.000000,-1651550.232344,5018319.140972,3561460.743262,1],    "boundingVolume": {    "region": [1.888650,0.596162,1.888821,0.596367,0.000000,24.885976]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/3_1439528.b3dm"}}}