{
  "manageEntity": {
    "action": "Repost",
    "entityId": "539276",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xc615a18dc5b3702bd4281f77f1d17db204d7de447ac127a0dc6d89ca93bf7ad0",
    "signature": "0x2309348b3b14b31a573e3e5f1fd778b358ccde8eac69aa1b3e5b71778228396a5e143f1bd23a8e6b8a5dd4919a7c3adaaa6a7aafe4046462a20251905d25d2a71c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}