{
  "manageEntity": {
    "action": "Repost",
    "entityId": "489614",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x340aed7db69ee377298c3f381199097eb3153ee5eb60ea4183e967d93feb361d",
    "signature": "0xe43dc87b8459fd3966e3eb80bac16570c2f5e4e19d389019dfeb421d8268e18a7af4883a472328c97748b0beb959be60fbf3280196cfa3fa6a2cb7576919c0261b",
    "signer": "0x44BAdCFCf42113CbB67f519e4efa576B336f9bf7",
    "userId": "136844578"
  }
}