{
  "manageEntity": {
    "action": "Repost",
    "entityId": "666651313",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8ca7c14ac2aa44b43ba5b38f11c2582e5c16056387f000445fdebcc4fcac8f4a",
    "signature": "0x8e7591305dfaa2584d599128ba2a1142c69ee59f90e62a1affae484bd1474d7427c3bfb0d9236f803ff609b355dc9c7a7d9cd355885bd06f30cbd54384ff8f3d1b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}