{
  "manageEntity": {
    "action": "Repost",
    "entityId": "520339",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x28e32ab3f594fef9504760ac0c3279b9ffcee789ba942f38d587147e9235d148",
    "signature": "0xe6412a173a3d36cf35a9f504bf6689aeadca5ab26af6ea896bedeb9830116217464eb6d62a854b07f75b4e0cbc231deda6bf9f1c5a8bd0bee8ab9b4664120e511c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}