{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949764,-0.312967,0.000000,0.000000,0.174973,-0.530994,0.829114,0.000000,-0.258939,0.785804,0.561661,0.000000,-1653292.401681,5017263.287920,3562135.418515,1],    "boundingVolume": {    "region": [1.889035,0.596308,1.889188,0.596477,0.000000,7.796672]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/6_1335759.b3dm"}}}