{
  "manageEntity": {
    "action": "Repost",
    "entityId": "648741",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x0c0492fe839418e63ec6d9637503ab9be0b29c56437fb4f9e61f37789b9c07af",
    "signature": "0x23b930a66dc29943ec747d6543f5e3a4bfbf5b84926e80b10b84d43544559e161f3a52b5bfa064f9264aa2c6e5bd1ab7b622c9eff78f26e677366dbd55d9cff31b",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}