{
  "manageEntity": {
    "action": "Repost",
    "entityId": "337262603",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa74cf6eadb3cca20932b495d84201af7d1f48f38f1b71693b8ee35d5cbcd6f70",
    "signature": "0x4a59e838e092cd1e12f11d6a924163f4915009b1e2d04dcb6de052a9e0b1564b411172071fa5e37c77eeee2c3acd9cbf12612fe5603401a77a61e792522afe521b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}