{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948931,-0.315485,0.000000,0.000000,0.176205,-0.529999,0.829490,0.000000,-0.261141,0.785473,0.561104,0.000000,-1667350.397075,5015142.560890,3558591.466800,1],    "boundingVolume": {    "region": [1.891695,0.595666,1.891832,0.595772,0.000000,8.756736]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/6_1070121.b3dm"}}}