{
  "manageEntity": {
    "action": "Repost",
    "entityId": "812744412",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3d79743eff2819be23798183097d8124d99a509f4f6ca5baf7c9185025d6ca3d",
    "signature": "0x9b5445799f6a64518ecf9ab0762c98b1472c4f7b74e14ee1c629fc63f5490096284814e78bfd03d4c9cadc0c03bd1d8d98b78832d73028a125a274ffaa9acd9d1c",
    "signer": "0x2BD0c2111290EB20B2843e8b1c0f25aA5cd52a6f",
    "userId": "618242981"
  }
}