{
  "manageEntity": {
    "action": "Repost",
    "entityId": "564290",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x2b3f76caef3afd87d0bfa83ac379225e80f2ad99de6bc39458be2b98b08c949f",
    "signature": "0x3199432d45e58f452cbed4dc2fa8c22634ff390c2979e3312ac2656e69cad768050532a56db2529cd1de263ae957608a835dfd93036be27fece65a4d727b0be81c",
    "signer": "0x722b43224Dbc7d6931b3C690696EF03933374bff",
    "userId": "772126389"
  }
}