{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949629,-0.313376,0.000000,0.000000,0.175239,-0.531030,0.829034,0.000000,-0.259252,0.785616,0.561780,0.000000,-1655292.435824,5016066.184052,3562887.352632,1],    "boundingVolume": {    "region": [1.889466,0.596451,1.889619,0.596620,0.000000,8.784650]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/7/6_1411328.b3dm"}}}