{
  "manageEntity": {
    "action": "Repost",
    "entityId": "4309",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x2f5ea9bb58486341248bd62f477d83c9c12cdcaf1668a0846c2888fa803988fa",
    "signature": "0x955c1d0142661c9f6e1378ab1c151edaec89ffa30ca66a12124915afd6c2c576355427cea6dc050365badf657d5a061ab9ea037d3e6fc504b24792fe7c65a0fe1b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}