{
  "manageEntity": {
    "action": "Repost",
    "entityId": "558844961",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4e8c03e768415f88188abbdb8c602c82d6ad7b19501c45065ed8932cc46d6762",
    "signature": "0xe92d6b9f47a933903df085ad4b6f643c4aef3c872dbf5e7bbcd957cb560c613a2f711eb244bf4cb8a901b56bdfc88846e8fe78d28555217f294886637cd176351b",
    "signer": "0x9BaE2e1849D39772019b4AC3468e938a232f73ee",
    "userId": "948584098"
  }
}