{
  "manageEntity": {
    "action": "Repost",
    "entityId": "599603",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xe9e3a4cf2170ca512ed10076bcce7144dfb4a68efea1d31b516ddca845866d47",
    "signature": "0x21b32b3982376bb705488e7242c50d80c5ea88fe394108f1fff86b91ea530c7f5505520736c74644e027c5bf6c461f80a28cafc03dd09f7e7002747f01d858951c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}