{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949666,-0.313264,0.000000,0.000000,0.175219,-0.531179,0.828944,0.000000,-0.259131,0.785560,0.561914,0.000000,-1654521.320386,5015709.930559,3563741.205649,1],    "boundingVolume": {    "region": [1.889374,0.596687,1.889475,0.596709,0.000000,8.277846]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/1/14_1415531.b3dm"}}}