{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948603,-0.316470,0.000000,0.000000,0.176679,-0.529586,0.829652,0.000000,-0.262008,0.785357,0.560862,0.000000,-1672887.719590,5014395.602162,3557055.322883,1],    "boundingVolume": {    "region": [1.892754,0.595315,1.892850,0.595538,0.000000,8.810799]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/13/14_1187438.b3dm"}}}