{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.942909,-0.333052,0.000000,0.000000,0.186559,-0.528170,0.828392,0.000000,-0.275314,0.779446,0.562732,0.000000,-1757851.978449,4976688.685269,3568937.468204,1],    "boundingVolume": {    "region": [1.910272,0.597656,1.910397,0.597718,0.000000,8.561636]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/1/15_1255185.b3dm"}}}