{
  "manageEntity": {
    "action": "Repost",
    "entityId": "493081",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8f8320668c2eb85416faee024058dc759c430eb26d64a104e0e558bcb54cc6bf",
    "signature": "0xdf9f9e2c369f5ebddcfaac121094a9582932a0b3ef4665af23451e750b8d50f7254de0e692e43c0c12bd511270b4c14bfa49bea07043e800f622499169de8c1a1c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}