{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1390902696",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x7e8357eb14f4743ad6a930fc835729b6bfeee910d5d5827601eb6f6aeb453b7a",
    "signature": "0xd21416d54fd8b7d6d34aa795dab94dfc4ecc432a3c4d387a13aa56eae80674572623285c26220349a5c293401c44b3227e27d945b18634dd85b7f54ff1af24751b",
    "signer": "0x7Cd44Dc53B13eEA7335A000Ce36c05cDFE34b348",
    "userId": "355113"
  }
}