{
  "manageEntity": {
    "action": "Repost",
    "entityId": "474494136",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x6a7c241f79990b0ccd1ede38179cfd0165f83ec9fdf957efa52707354fc45573",
    "signature": "0xbc0eb683d6b6b45864946c5eb240b0a29e4a2657bcacdb7bdf502cd491a2c5734cb802963d5bb1f927513427752536adc0d66224203dd80f45b9bb4f6a2bedd21c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}