{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949872,-0.312638,0.000000,0.000000,0.174649,-0.530628,0.829417,0.000000,-0.258762,0.786183,0.561212,0.000000,-1652160.021192,5019674.913148,3559281.306489,1],    "boundingVolume": {    "region": [1.888689,0.595766,1.888842,0.595934,0.000000,16.978513]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/2_1352502.b3dm"}}}