{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896956,-0.442120,0.000000,0.000000,0.286967,-0.582188,0.760728,0.000000,-0.335379,0.680404,0.651592,0.000000,-2142138.207134,4345889.192515,4133998.668372,1],    "boundingVolume": {    "region": [2.028667,0.709628,2.028847,0.709733,0.000000,10.139010]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/4/9_1781040.b3dm"}}}