{
  "manageEntity": {
    "action": "Repost",
    "entityId": "874849471",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x7b5e8938fa30dc2c659028ed5e1665db5180311dfd903a4be809b114bb320bde",
    "signature": "0xdc5d90ccfc6a9a433c11c33051de220b745411a4c2566d2b7c257d869d69d0e56e78ac006593e2bbd89a2ee83f92ebb459692e2958458d772bf8d65c219346e01c",
    "signer": "0x9BaE2e1849D39772019b4AC3468e938a232f73ee",
    "userId": "948584098"
  }
}