{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898970,-0.438010,0.000000,0.000000,0.282892,-0.580605,0.763459,0.000000,-0.333464,0.684399,0.648382,0.000000,-2129876.136884,4371346.692527,4113580.512293,1],    "boundingVolume": {    "region": [2.024098,0.705398,2.024263,0.705517,0.000000,18.352327]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/7_1827718.b3dm"}}}