{
  "manageEntity": {
    "action": "Repost",
    "entityId": "583881287",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8db87ccfe8cb9b2da7889b18cb7cfdd386bb90bf3e5c1909d2d4c21d87a7a383",
    "signature": "0x05242cc26631d7267a56de4316f8fe33488985e19be48ab8819d335407bd90a76ca75aa862f20ac6ba5342bca52f3da97c4a2958b43f6fdb2178889354468fc91c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}