{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898504,-0.438966,0.000000,0.000000,0.284055,-0.581423,0.762404,0.000000,-0.333726,0.683091,0.649625,0.000000,-2131561.098370,4363018.248017,4121488.692389,1],    "boundingVolume": {    "region": [2.025193,0.707054,2.025294,0.707129,0.000000,6.029186]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/14_1802464.b3dm"}}}