{
  "manageEntity": {
    "action": "Repost",
    "entityId": "257694813",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xfebe61653bc402b4d97b363525f7eb479b02bd5810f9a519f931a1ca45fc0e27",
    "signature": "0xc4fcc708a7c7b7e358c0bdf9a03c3f40a6454d7cf7734d82ea6022c2ebef2da05d05a9cd54e2118d6f6428bb2c3383bf6e0b733f0e6f81ec0bc5f2420d31dfbf1b",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}