{
  "manageEntity": {
    "action": "Repost",
    "entityId": "879315645",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5ff3c2db5bcecef4974ab78f9f6119711fa4505cd38d650e8586933c83e63a26",
    "signature": "0x41329fdf09f52bc8bc0ccd58fa8e5aacd88584a9e66ecaf6fd11d66257d178d75ceb72bf2d0976065ad019efd514e68a01743e6496fe867aba0c6a75204d7b821c",
    "signer": "0x1d868e2cc29848871636BdCF83a08A975835b6DD",
    "userId": "120328011"
  }
}