{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.895763,-0.444533,0.000000,0.000000,0.284100,-0.572481,0.769124,0.000000,-0.340960,0.687058,0.641637,0.000000,-2177694.994117,4388200.656573,4070662.801987,1],    "boundingVolume": {    "region": [2.031388,0.696571,2.031509,0.696689,0.000000,16.814836]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/2_653654.b3dm"}}}