{
  "manageEntity": {
    "action": "Repost",
    "entityId": "390022736",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5c617147532bd3ed18dba304c66b04a1ba1da532c2a75df2b5b1118cb1d9293b",
    "signature": "0xe78101cbd6e7c40198d7665ca9ce5787049ce27777e6881db16423b4fa71823611bacde859d8b6e65194f3d749d56dc8b72d562cf118059128b21a174767e1c61b",
    "signer": "0x9BaE2e1849D39772019b4AC3468e938a232f73ee",
    "userId": "948584098"
  }
}