{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1390696618",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xcaefd4ba54e88486f20b82133eae880f69b1788ce2ef683248115e7bb5bb7bc0",
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    "signer": "0x5E1b23614a9da638dba09e8aB2E9B76ed81c688f",
    "userId": "306948669"
  }
}