{
  "manageEntity": {
    "action": "Repost",
    "entityId": "638239656",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xaf7e769f613d71f9eb165c13398a99bc741d23486aedab64f3734b36461360d7",
    "signature": "0xa7b0ac4f3c73a4a656f886f286c8ee2a9af793ba0f8290284a86b51fd4e5f8af25aff3c8d50a160694e522671aaf9439d3c46f6e26eb718bace685efb6b009871b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}