{
  "manageEntity": {
    "action": "Repost",
    "entityId": "839657481",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x88d00f155bbbb96010070c8587c8ca8b56c01df71ab74b90b8903a4f4fb55717",
    "signature": "0x3d96d8c5ba6f3e47b71679d2cc9dab1bf605cf043c66f7d4369eafa645aafc421f1ef4e021a7cef440ab473ddcf2d2b36c98c0c09c1f09eef26461b91e694d8f1b",
    "signer": "0x99b5F46ae3978FB02A645f824e51700B327f1d6e",
    "userId": "97654"
  }
}