{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.852979,-0.521945,0.000000,0.000000,0.269313,-0.440120,0.856601,0.000000,-0.446296,0.729351,0.518524,0.000000,-2849102.958371,4656090.983617,3288038.722043,1],    "boundingVolume": {    "region": [2.119880,0.545082,2.119972,0.545166,0.000000,65.112233]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/0/1_3486.b3dm"}}}