{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.895227,-0.445610,0.000000,0.000000,0.289448,-0.581499,0.760315,0.000000,-0.337842,0.678721,0.652074,0.000000,-2157873.780124,4335150.843046,4137067.897889,1],    "boundingVolume": {    "region": [2.032562,0.710265,2.032742,0.710369,0.000000,18.925503]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/27/15_1866787.b3dm"}}}