{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949684,-0.313209,0.000000,0.000000,0.174841,-0.530138,0.829689,0.000000,-0.259320,0.786288,0.560807,0.000000,-1655722.184973,5020340.281614,3556704.020987,1],    "boundingVolume": {    "region": [1.889285,0.595227,1.889447,0.595493,0.000000,8.584855]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/14_1355708.b3dm"}}}