{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897634,-0.440741,0.000000,0.000000,0.285539,-0.581542,0.761759,0.000000,-0.334789,0.681848,0.650384,0.000000,-2138362.369689,4355091.814076,4126313.543902,1],    "boundingVolume": {    "region": [2.027144,0.707976,2.027296,0.708203,0.000000,18.456261]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/2_1797079.b3dm"}}}