{
  "manageEntity": {
    "action": "Repost",
    "entityId": "515831297",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x7b6dacde6bc7f43f63fdf3df9efd55095e8b66e43f8476cc26692598afdca145",
    "signature": "0x4d54ada9da136a44b14b82a5fbb84c5fb3bcb1bf2440bf5bd16c536c89b0387306f664164a42e828c8a8a512e6c3f26ac362efae5c7cc4af7add3759320e648e1b",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}