{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898453,-0.439071,0.000000,0.000000,0.283968,-0.581072,0.762704,0.000000,-0.333938,0.683323,0.649273,0.000000,-2132912.105082,4364491.225437,4119244.701741,1],    "boundingVolume": {    "region": [2.025310,0.706590,2.025411,0.706665,0.000000,10.404228]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/7_1819444.b3dm"}}}