{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951015,-0.309144,0.000000,0.000000,0.172764,-0.531474,0.829270,0.000000,-0.255824,0.786988,0.561431,0.000000,-1633402.621471,5024821.069401,3560667.768204,1],    "boundingVolume": {    "region": [1.885016,0.596004,1.885161,0.596223,0.000000,8.818356]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/13_1423008.b3dm"}}}