{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949634,-0.313360,0.000000,0.000000,0.175245,-0.531079,0.829002,0.000000,-0.259228,0.785589,0.561828,0.000000,-1655143.267351,5015896.016884,3563194.139668,1],    "boundingVolume": {    "region": [1.889449,0.596510,1.889602,0.596678,0.000000,9.988233]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/6/7_1411751.b3dm"}}}