{
  "manageEntity": {
    "action": "Repost",
    "entityId": "5621",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1dbfe61aba9187c29e2a52ceca0d8b071a4b69922e73e539f2ca69704c969bb5",
    "signature": "0x636d5ff15ff092759fcf25c0fba1cc3793e9cce1818825e4a7bd1c0795e343e91946121a2574a5509e9cc375d286a15eebf014fe525e4a29ed7c8fbdec1d4ae61b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}