{
  "manageEntity": {
    "action": "Repost",
    "entityId": "757077007",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x6b94fca5ce7dbfc01e3379574d50d71c7a31d8d4226fd8ef440c2beb3511e455",
    "signature": "0x14a90df98528bd2fc1f68410f2dd7bb206a08cfab95840295a282d7ebae8e6c16277a83bf75163229e4695cbae72e7c475ecd85e86a99616345bd5054453396e1b",
    "signer": "0xA5fFfA5b8673Fb93490E3F9B0BeE58e1f0Ce1231",
    "userId": "508186998"
  }
}