{
  "manageEntity": {
    "action": "Repost",
    "entityId": "451598087",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1644e9c58c66afe0c7fa744a7a6ac6bb3e909a51d98aaf2b0e4357bc748b8727",
    "signature": "0xe16ca0d3184ff9ce645959213e39a9337f9ed69cb073b06e32ebd540d8b23513506a276c6200a6f2b2b1ec7f45fcd0e042bf7d3096532b5471c6e2feb0bf4f001b",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}