{
  "manageEntity": {
    "action": "Repost",
    "entityId": "57313303",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x588872cb5f3d06fdab7bd139970c26b75f479ec69d98db0e4ea043eb04ac1fbd",
    "signature": "0x9814be51d967cf7efd17952a4d4683932dcf408b67ff6aa20f9c7fde28a55a7041cfe0e8addce1c05b93ec774d93f4d9fa90c110f756369e831505db0267397e1c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}