{
  "manageEntity": {
    "action": "Repost",
    "entityId": "640073332",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xefeb001a315290a9b856616f63e6e393bb8439ceabf5b7cf5a43fc445d6c8413",
    "signature": "0x7d68d889243515cfc75e3b4b0c923fddceeba6486028965a40e3b5af7b560b0579b9a29a3236325aa31fa09f055401c249b302ba60eef0b393a471a6caac082e1c",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}