{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.895915,-0.444226,0.000000,0.000000,0.283884,-0.572536,0.769164,0.000000,-0.340743,0.687210,0.641590,0.000000,-2176304.549165,4389169.647178,4070363.726257,1],    "boundingVolume": {    "region": [2.031052,0.696515,2.031161,0.696622,0.000000,39.250883]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/2_619093.b3dm"}}}