{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950321,-0.311272,0.000000,0.000000,0.174030,-0.531317,0.829105,0.000000,-0.257534,0.786256,0.561675,0.000000,-1644323.302926,5020149.721269,3562219.674806,1],    "boundingVolume": {    "region": [1.887252,0.596316,1.887404,0.596501,0.000000,8.543141]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/2_1331230.b3dm"}}}