{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897434,-0.441149,0.000000,0.000000,0.285824,-0.581455,0.761719,0.000000,-0.335082,0.681660,0.650431,0.000000,-2140228.583131,4353889.193403,4126613.095267,1],    "boundingVolume": {    "region": [2.027599,0.708038,2.027751,0.708265,0.000000,12.034007]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/2_1797623.b3dm"}}}