{
  "manageEntity": {
    "action": "Repost",
    "entityId": "645112566",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5ac3c238a4ebe18ccd12a71a850f6de845541e9a55599f52b5275c7f6cbf7b61",
    "signature": "0x207a626c40688c6f3df6011f713a0d29ee0af816e500ff87230e1cf22c8613d973d3e510654dc128e610cc47d8ce71a631c73bec8385477836d1504263f027e91c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}