{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949900,-0.312554,0.000000,0.000000,0.174514,-0.530376,0.829606,0.000000,-0.258752,0.786387,0.560931,0.000000,-1652093.450093,5020972.258379,3557493.911516,1],    "boundingVolume": {    "region": [1.888595,0.595445,1.888759,0.595576,0.000000,8.669308]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/14_1354865.b3dm"}}}