{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950348,-0.311188,0.000000,0.000000,0.174035,-0.531493,0.828992,0.000000,-0.257428,0.786170,0.561843,0.000000,-1643649.883141,5019606.433226,3563288.697297,1],    "boundingVolume": {    "region": [1.887163,0.596519,1.887315,0.596705,0.000000,8.816588]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/3_1399314.b3dm"}}}