{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896459,-0.443127,0.000000,0.000000,0.283033,-0.572583,0.769442,0.000000,-0.340024,0.687878,0.641255,0.000000,-2171710.940034,4393431.773462,4068232.819256,1],    "boundingVolume": {    "region": [2.029789,0.696076,2.029972,0.696188,0.000000,54.891054]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/7/6_516358.b3dm"}}}