{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951254,-0.308408,0.000000,0.000000,0.115572,-0.356471,0.927131,0.000000,-0.285664,0.881101,0.376906,0.000000,-1822868.350201,5622454.392519,2389000.769483,1],    "boundingVolume": {    "region": [1.884234,0.386402,1.884397,0.386505,0.000000,12.706075]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/15/11_73433.b3dm"}}}