{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949176,-0.314747,0.000000,0.000000,0.175612,-0.529590,0.829877,0.000000,-0.260653,0.786046,0.560528,0.000000,-1664230.390684,5018788.702881,3554934.313393,1],    "boundingVolume": {    "region": [1.890939,0.594928,1.891033,0.595119,0.000000,8.809330]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/13/28_1371341.b3dm"}}}