{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943241,-0.332108,0.000000,0.000000,0.185995,-0.528254,0.828464,0.000000,-0.274558,0.779790,0.562624,0.000000,-1753028.652196,4978883.182552,3568253.661260,1],    "boundingVolume": {    "region": [1.909272,0.597517,1.909397,0.597596,0.000000,8.309486]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/7_1286473.b3dm"}}}