{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943868,-0.330323,0.000000,0.000000,0.184082,-0.525998,0.830325,0.000000,-0.273702,0.782077,0.559860,0.000000,-1747541.237937,4993433.886827,3550687.513941,1],    "boundingVolume": {    "region": [1.907388,0.594127,1.907497,0.594307,0.000000,14.413117]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/12_1315126.b3dm"}}}