{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1666866811",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x708bc9c3e1709b8bb0373467973f5231461350199735264fb1484981fea6a6c8",
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    "signer": "0x34Cea527C1dc0575a5B686515aad0Bf8F3b5f97E",
    "userId": "13589021"
  }
}