{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896577,-0.442888,0.000000,0.000000,0.283387,-0.573684,0.768491,0.000000,-0.339417,0.687111,0.642397,0.000000,-2167846.207982,4388557.272525,4075499.781177,1],    "boundingVolume": {    "region": [2.029530,0.697547,2.029698,0.697696,0.000000,40.233522]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/1_497802.b3dm"}}}