{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943079,-0.332568,0.000000,0.000000,0.186551,-0.529013,0.827855,0.000000,-0.274734,0.779077,0.563524,0.000000,-1754157.866979,4974351.658167,3573975.618834,1],    "boundingVolume": {    "region": [1.909749,0.598597,1.909894,0.598695,0.000000,8.806178]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/8_657609.b3dm"}}}