{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951917,-0.306356,0.000000,0.000000,0.112518,-0.349618,0.930111,0.000000,-0.284685,0.884582,0.369416,0.000000,-1816591.666442,5644566.182239,2341484.422191,1],    "boundingVolume": {    "region": [1.882077,0.378321,1.882241,0.378441,0.000000,8.037784]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/19/10_45589.b3dm"}}}