{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949957,-0.312382,0.000000,0.000000,0.174588,-0.530924,0.829240,0.000000,-0.258494,0.786083,0.561475,0.000000,-1650454.077949,5019043.336279,3560951.776239,1],    "boundingVolume": {    "region": [1.888410,0.596065,1.888582,0.596270,0.000000,22.140382]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/2_1435503.b3dm"}}}