{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949878,-0.312620,0.000000,0.000000,0.174649,-0.530662,0.829395,0.000000,-0.258740,0.786167,0.561245,0.000000,-1652021.479203,5019574.318152,3559486.094891,1],    "boundingVolume": {    "region": [1.888670,0.595805,1.888823,0.595973,0.000000,11.044075]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/2_1351827.b3dm"}}}