{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.942997,-0.332800,0.000000,0.000000,0.186613,-0.528772,0.827995,0.000000,-0.274973,0.779143,0.563318,0.000000,-1755679.673709,4974764.450668,3572662.418848,1],    "boundingVolume": {    "region": [1.909995,0.598347,1.910140,0.598445,0.000000,7.448802]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/13/6_545543.b3dm"}}}