{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.899072,-0.437800,0.000000,0.000000,0.282732,-0.580623,0.763505,0.000000,-0.333324,0.684518,0.648329,0.000000,-2128980.763225,4372107.505867,4113237.747478,1],    "boundingVolume": {    "region": [2.023864,0.705328,2.024029,0.705447,0.000000,45.063406]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/3/6_1843811.b3dm"}}}