{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944182,-0.329425,0.000000,0.000000,0.184143,-0.527781,0.829179,0.000000,-0.272577,0.781247,0.561565,0.000000,-1740371.797002,4988167.487531,3561521.584970,1],    "boundingVolume": {    "region": [1.906434,0.596238,1.906548,0.596313,0.000000,7.105315]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/4_1266451.b3dm"}}}