{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949481,-0.313826,0.000000,0.000000,0.175522,-0.531043,0.828966,0.000000,-0.259603,0.785428,0.561881,0.000000,-1657533.251937,5014867.454502,3563528.648750,1],    "boundingVolume": {    "region": [1.889966,0.596647,1.890067,0.596668,0.000000,7.784549]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/7/12_1336880.b3dm"}}}