{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948978,-0.315341,0.000000,0.000000,0.175084,-0.526893,0.831702,0.000000,-0.261725,0.787627,0.557802,0.000000,-1671060.582575,5028835.143003,3537606.916570,1],    "boundingVolume": {    "region": [1.891612,0.591734,1.891614,0.591736,0.000000,6.501851]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/20/10.b3dm"}}}