{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949484,-0.313815,0.000000,0.000000,0.175453,-0.530852,0.829103,0.000000,-0.259637,0.785562,0.561678,0.000000,-1657749.770263,5015718.737683,3562238.300479,1],    "boundingVolume": {    "region": [1.889955,0.596371,1.890054,0.596453,0.000000,19.594049]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/14_1410969.b3dm"}}}