{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949468,-0.313864,0.000000,0.000000,0.175056,-0.529561,0.830012,0.000000,-0.259965,0.786417,0.560327,0.000000,-1659836.624499,5021156.189107,3553653.762478,1],    "boundingVolume": {    "region": [1.889976,0.594648,1.890138,0.594913,0.000000,8.804800]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/12_1379649.b3dm"}}}