{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898204,-0.439579,0.000000,0.000000,0.283787,-0.579869,0.763686,0.000000,-0.334758,0.684021,0.648114,0.000000,-2138143.362925,4368925.800217,4111874.726762,1],    "boundingVolume": {    "region": [2.025860,0.704994,2.025993,0.705217,0.000000,7.804799]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/7_1844510.b3dm"}}}