{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950226,-0.311562,0.000000,0.000000,0.174134,-0.531088,0.829230,0.000000,-0.257813,0.786297,0.561489,0.000000,-1646102.112394,5020411.081189,3561037.562478,1],    "boundingVolume": {    "region": [1.887564,0.596079,1.887702,0.596288,0.000000,8.813532]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/2_1342065.b3dm"}}}