{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.893965,-0.448136,0.000000,0.000000,0.288777,-0.576066,0.764693,0.000000,-0.341729,0.681697,0.646924,0.000000,-2182651.416944,4354063.038596,4104299.062105,1],    "boundingVolume": {    "region": [2.035393,0.703462,2.035559,0.703625,0.000000,51.820974]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/2_1870088.b3dm"}}}