{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898012,-0.439970,0.000000,0.000000,0.281332,-0.574220,0.768846,0.000000,-0.337338,0.688532,0.641971,0.000000,-2154561.321848,4397620.128446,4072792.892866,1],    "boundingVolume": {    "region": [2.026316,0.697038,2.026408,0.697095,0.000000,55.154001]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/6_391551.b3dm"}}}