{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898923,-0.438107,0.000000,0.000000,0.282932,-0.580529,0.763503,0.000000,-0.333556,0.684403,0.648331,0.000000,-2130468.467505,4371367.502935,4113253.854378,1],    "boundingVolume": {    "region": [2.024205,0.705331,2.024371,0.705450,0.000000,22.408144]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/6_1843839.b3dm"}}}