{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.942909,-0.333051,0.000000,0.000000,0.186421,-0.527780,0.828671,0.000000,-0.275407,0.779711,0.562318,0.000000,-1758445.841764,4978374.233452,3566310.842116,1],    "boundingVolume": {    "region": [1.910272,0.597147,1.910397,0.597227,0.000000,8.447748]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/13/2_1256344.b3dm"}}}