{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.893960,-0.448148,0.000000,0.000000,0.288783,-0.576061,0.764695,0.000000,-0.341738,0.681695,0.646921,0.000000,-2182711.691632,4354048.649995,4104282.384349,1],    "boundingVolume": {    "region": [2.035406,0.703458,2.035571,0.703621,0.000000,51.820974]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/2_1870374.b3dm"}}}