{
  "manageEntity": {
    "action": "Repost",
    "entityId": "513648723",
    "entityType": "Track",
    "nonce": "1789652433864682158",
    "signature": "0x007db50d12f5216256e8621111e8c46d15e4b2207433ea4d29501d2e11d7d686497e2f2d57e10ca57c32cd3a9326245c2aaa47c70f0da2b01c3c31e6f5c0828a1b",
    "signer": "0xd30fAF377491796757Ef4C1B0ccA8a407920e663",
    "userId": "451691735"
  }
}