{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.891070,-0.453866,0.000000,0.000000,0.292095,-0.573466,0.765387,0.000000,-0.346414,0.680111,0.646101,0.000000,-2212571.483375,4343913.968303,4099064.673960,1],    "boundingVolume": {    "region": [2.041848,0.702422,2.041943,0.702508,0.000000,16.273379]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/6_1363414.b3dm"}}}