{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949009,-0.315249,0.000000,0.000000,0.175836,-0.529326,0.829997,0.000000,-0.261107,0.786023,0.560349,0.000000,-1667129.982725,5018641.173596,3553791.489827,1],    "boundingVolume": {    "region": [1.891468,0.594711,1.891563,0.594902,0.000000,15.112235]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/19/27_1091773.b3dm"}}}