{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949843,-0.312728,0.000000,0.000000,0.174784,-0.530867,0.829235,0.000000,-0.258779,0.785984,0.561482,0.000000,-1652273.863850,5018414.948540,3560993.221192,1],    "boundingVolume": {    "region": [1.888775,0.596073,1.888946,0.596278,0.000000,22.411437]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/5/2_1435967.b3dm"}}}