{
  "manageEntity": {
    "action": "Repost",
    "entityId": "777483857",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8b5f0fa083261e38467872c892de6c020509f07ebd1ac89f5d20232afd7a4a0d",
    "signature": "0x87d5cfcc58a8f9c79ffadaead204dec0e39bb9b0eeb39f5505306c94882c3e0d59e6e3cce73aa88fd5963ea87a4da049059eda2e108c952ea91cbf9626d865f71b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}