{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949227,-0.314593,0.000000,0.000000,0.115190,-0.347566,0.930553,0.000000,-0.292481,0.882506,0.368291,0.000000,-1866328.528907,5631302.767394,2334342.305506,1],    "boundingVolume": {    "region": [1.890762,0.377121,1.890886,0.377218,0.000000,68.209580]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/5_23024.b3dm"}}}