{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944571,-0.328307,0.000000,0.000000,0.183670,-0.528439,0.828865,0.000000,-0.271548,0.781271,0.562030,0.000000,-1733803.399747,4988328.156333,3564479.038760,1],    "boundingVolume": {    "region": [1.905249,0.596801,1.905364,0.596876,0.000000,8.817430]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/1/12_190931.b3dm"}}}