{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948753,-0.316019,0.000000,0.000000,0.176433,-0.529689,0.829639,0.000000,-0.261631,0.785469,0.560882,0.000000,-1670476.170698,5015110.319135,3557180.204852,1],    "boundingVolume": {    "region": [1.892279,0.595339,1.892375,0.595562,0.000000,8.803720]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/14_1071940.b3dm"}}}