{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943845,-0.330390,0.000000,0.000000,0.184454,-0.526941,0.829644,0.000000,-0.273530,0.781410,0.560874,0.000000,-1746453.006889,4989196.445427,3557130.342587,1],    "boundingVolume": {    "region": [1.907465,0.595384,1.907561,0.595499,0.000000,8.311327]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/4_1275310.b3dm"}}}