{
  "manageEntity": {
    "action": "Repost",
    "entityId": "657480392",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x65b35420c4304a3b09391f18e1fa5e6cadc0af4815b7fcde9ab3453cbccdf6db",
    "signature": "0x6f9245405f65f4570a40976bb4210cb2a7489878b495ef34e7e23c079fea7886168aae5ea5c3cf2690f6f6643c9cae7926aed1df01501b3701abf60377078fcf1c",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}