{
  "manageEntity": {
    "action": "Repost",
    "entityId": "600799442",
    "entityType": "Track",
    "nonce": "0x5b151998d84090a603c84c0a5df47b3a78c524188a4558226d1828b273317316",
    "signature": "0x137d9558f7ed25b92a25b371de2b45444ab3c53c30fd2c56518ca31def7e1f83011c00dfcc06ecd94ba1ac7255ec7967946a4f7f369f073af774128ada83ca201c",
    "signer": "0x53d8e61f7BdCd69E26B5AAe8F197464091224DB4",
    "userId": "99786"
  }
}