{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1428379936",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd87cc799ea73403cea4ceef243a7d7e8441e53cf0ceae8211126d753ecfdc8d9",
    "signature": "0xc9a2319a7cb95d235a4503aca10c47225f19a367d423a1e3585adb6b77962d1526b88ddb8061158841a1b8b4c64471cee055bb6a4d974b6722f06258036d213b1c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}