{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1557064791",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd801c0650d058898bdebc17a0b5b31433032b16834b3c5c5ccd50361bd5d59ab",
    "signature": "0x1b917c6b6b54dbbf64db0e15a0092aba804d29f2f4f6f6b2f1614856cf0dcc1253537deaff22349e445a3456b1fc99c603d88c0baeee2ec17dc6d266081500951c",
    "signer": "0x48FD75f1b7D81A96b8b8624aB7040523C402c202",
    "userId": "325172820"
  }
}