{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949882,-0.312608,0.000000,0.000000,0.174689,-0.530806,0.829294,0.000000,-0.258698,0.786073,0.561395,0.000000,-1651755.960733,5018980.012898,3560440.791306,1],    "boundingVolume": {    "region": [1.888648,0.595968,1.888819,0.596173,0.000000,21.806790]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/2_1350208.b3dm"}}}