{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949623,-0.313394,0.000000,0.000000,0.175252,-0.531037,0.829028,0.000000,-0.259265,0.785604,0.561790,0.000000,-1655376.212879,5015993.073402,3562950.929579,1],    "boundingVolume": {    "region": [1.889485,0.596464,1.889638,0.596632,0.000000,11.216612]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/7/7_1411439.b3dm"}}}