{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.857941,-0.513748,0.000000,0.000000,0.263152,-0.439454,0.858855,0.000000,-0.440454,0.735543,0.514759,0.000000,-2811769.096309,4695560.617124,3264121.738722,1],    "boundingVolume": {    "region": [2.110261,0.540664,2.110426,0.540789,0.000000,7.907566]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/10_429868.b3dm"}}}