{
  "manageEntity": {
    "action": "Repost",
    "entityId": "453929987",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xc737df321986e08fcbef508831a1ffd04b8f0cc82527fc355668765e51b8ac6a",
    "signature": "0x415fb6ed78fa0e0465aa1ecbe39dced0a31be1abb9e087edb58b3101628c659d3e4eacdc5fb38eeb613fe561f298ef410a378f8161203779668f9169c1217c771b",
    "signer": "0x7E7b9c4DAC3F284d889a5bc274eA80b8BA5F63ee",
    "userId": "670307808"
  }
}