{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896863,-0.442309,0.000000,0.000000,0.286689,-0.581316,0.761499,0.000000,-0.335865,0.681029,0.650688,0.000000,-2145235.712957,4349862.659635,4128248.145273,1],    "boundingVolume": {    "region": [2.028919,0.708452,2.029016,0.708528,0.000000,10.761473]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/12/20_1791000.b3dm"}}}