{
  "manageEntity": {
    "action": "Repost",
    "entityId": "391523",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x2c129ff8ead1558d5c1d6a7a25bc17cd059677b0aecfcb1b82a869d0e2fc7df9",
    "signature": "0x228ec496f816723fbac829c40935a8e067932d9cfb00911ba2e17f789a972cc11ce92ae4e3fcfac3202465fa2ba15806e6fd156f82f74a30582ab565bf8ebe3a1c",
    "signer": "0xe5223Dc6E411A24e22DcF917955e97a8D7479d0c",
    "userId": "981716494"
  }
}