{
  "manageEntity": {
    "action": "Repost",
    "entityId": "657029533",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x2f607f407bd65dd151046a286dcfe0e3f32bcccbe2bc09b5ed44d192d1a918b9",
    "signature": "0xfbb5c8ae7ad580370251cc8266c53d2358cecd2c735be1ea0632c343e74651f1001a225a9cf17c9305cf17af6d37913623f80d7aabf7d64d1ac8447fa798222f1c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}