{
  "manageEntity": {
    "action": "Repost",
    "entityId": "557671",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x6b90a2045b89869223bdcc745a42ded70a9892efc780195f2c54601aefaac87d",
    "signature": "0x949b5063939e68b7aad1a39f220f977dad125d219f5d49e4f840edd60e07859420087941e6c6667e9210f48a8e0d6e21ed61aad4371fc1f7f74d50e14339f4ec1b",
    "signer": "0x9BaE2e1849D39772019b4AC3468e938a232f73ee",
    "userId": "948584098"
  }
}