{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950366,-0.311135,0.000000,0.000000,0.173897,-0.531170,0.829228,0.000000,-0.257458,0.786410,0.561493,0.000000,-1643840.798781,5021132.712518,3561064.521665,1],    "boundingVolume": {    "region": [1.887107,0.596096,1.887259,0.596282,0.000000,8.819076]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/1_1432068.b3dm"}}}