{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950074,-0.312023,0.000000,0.000000,0.174421,-0.531093,0.829167,0.000000,-0.258174,0.786111,0.561583,0.000000,-1648412.879112,5019225.200279,3561636.244778,1],    "boundingVolume": {    "region": [1.888049,0.596193,1.888187,0.596402,0.000000,8.690723]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/2_1347016.b3dm"}}}