{
  "manageEntity": {
    "action": "Repost",
    "entityId": "751651",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x070a15cc95d6ba9dccbe75f87684e7f4cbae433162c5522893d7fcd75d7d41f5",
    "signature": "0x57c2bbc31a2bbcfbf1967b8a825fa4962a9ed89f66a7c043e82ce1f261fe55c8010ac2b01055ec39d1ef07230a57447326b73573cb08934dc49a0abfe9f8a0bd1c",
    "signer": "0x6754A920da1003d0904BdFf228A6E217Cd12bF5E",
    "userId": "105562689"
  }
}