{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949761,-0.312975,0.000000,0.000000,0.174945,-0.530891,0.829185,0.000000,-0.258968,0.785870,0.561556,0.000000,-1653480.186242,5017682.510770,3561462.230574,1],    "boundingVolume": {    "region": [1.889044,0.596180,1.889197,0.596349,0.000000,18.428142]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/5_1439698.b3dm"}}}