{
  "manageEntity": {
    "action": "Repost",
    "entityId": "512616750",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x01119e231a7b9b5e33d549280b22cf964a826edc4a5638dd6076af2de2fc92b9",
    "signature": "0x901a176134223c191983fd4e02190fa59b92df2c3e278c1bcc001b22cf38eec83c17fdc9f640c834e67d2ea64c01497ea0ac082316fe86571f349597ce86012d1c",
    "signer": "0x5fa60F185681545769de01098bB8F29cfbaE3cF0",
    "userId": "489026160"
  }
}