{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950791,-0.309834,0.000000,0.000000,0.173100,-0.531192,0.829380,0.000000,-0.256430,0.786908,0.561266,0.000000,-1637271.969688,5024307.532291,3559622.220121,1],    "boundingVolume": {    "region": [1.885742,0.595805,1.885888,0.596025,0.000000,8.710537]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/14/13_1339938.b3dm"}}}