{
  "manageEntity": {
    "action": "Repost",
    "entityId": "673713498",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x68cd6a468e3e60b98714781a976b1e70e16dc5392775dfa55799112d45a27870",
    "signature": "0x3d50c8bb81aa185916d320cc8b5601d345dab7376a6c9f29e3df5f0c5321e65d38f3622b60cd42cd26f07ba26a650e24fbb8572414a75ca612b6dc62156580f31c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}