{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897640,-0.440730,0.000000,0.000000,0.283164,-0.576723,0.766296,0.000000,-0.336791,0.685945,0.645020,0.000000,-2151095.197816,4381158.986942,4092188.572160,1],    "boundingVolume": {    "region": [2.027145,0.701015,2.027271,0.701084,0.000000,15.533932]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/14_815037.b3dm"}}}