{
  "manageEntity": {
    "action": "Repost",
    "entityId": "519522634",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x59a21f283fcab7211c856fb5a155d186a3b63a232ddca7aba2ab7cbbf2c2f190",
    "signature": "0x2b3adcce5a2440097ffd34c5091af28d91983fd2a17dc5e3ee8982f4d4069a18282bbc2d5a7a67a6dcca41eec6a92720cea1544a3c8fef2c6d580fda3c9ac5f11b",
    "signer": "0x63EbE5a1B5C5F156330BDf810f5fFf6A224c75c8",
    "userId": "309080"
  }
}