{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949854,-0.312694,0.000000,0.000000,0.174781,-0.530924,0.829199,0.000000,-0.258740,0.785959,0.561535,0.000000,-1652020.882541,5018256.211659,3561331.994444,1],    "boundingVolume": {    "region": [1.888739,0.596137,1.888910,0.596342,0.000000,18.001226]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/5/3_1438336.b3dm"}}}