{
  "manageEntity": {
    "action": "Repost",
    "entityId": "505916",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x2a8fb7a193ac3de731598b8ee6859799d63c4c5ecc6837510aaabcd4120fc641",
    "signature": "0xf12247244c574bec4baca973ebb6827c2d4f89ece46fd445387ed887559d1ddf2d2b3b14426a13c2673cd64456bdd8faed57aa3305fa8f1ccbacc562676389721b",
    "signer": "0xA5fFfA5b8673Fb93490E3F9B0BeE58e1f0Ce1231",
    "userId": "508186998"
  }
}