{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898135,-0.439719,0.000000,0.000000,0.281180,-0.574316,0.768830,0.000000,-0.337138,0.688612,0.641991,0.000000,-2153287.088060,4398130.505924,4072914.841538,1],    "boundingVolume": {    "region": [2.026036,0.697063,2.026129,0.697120,0.000000,25.371084]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/6_752764.b3dm"}}}