{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950399,-0.311035,0.000000,0.000000,0.172872,-0.528227,0.831319,0.000000,-0.258031,0.788439,0.558376,0.000000,-1647474.557313,5034028.913456,3541256.195770,1],    "boundingVolume": {    "region": [1.886992,0.592327,1.887163,0.592527,0.000000,8.726532]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/19/7_1462475.b3dm"}}}