{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.895905,-0.444246,0.000000,0.000000,0.283951,-0.572641,0.769061,0.000000,-0.340712,0.687110,0.641713,0.000000,-2176108.480664,4388534.327894,4071148.220681,1],    "boundingVolume": {    "region": [2.031074,0.696676,2.031183,0.696783,0.000000,21.738987]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/3_619742.b3dm"}}}