{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896758,-0.442522,0.000000,0.000000,0.287464,-0.582538,0.760272,0.000000,-0.335481,0.679843,0.652124,0.000000,-2142795.928271,4342317.123454,4137387.180191,1],    "boundingVolume": {    "region": [2.029115,0.710331,2.029295,0.710436,0.000000,8.320579]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/7/16_1781914.b3dm"}}}