{
  "manageEntity": {
    "action": "Repost",
    "entityId": "516648250",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xe58bb5a6c62078f9d7838ec80a7ac136613d1606426cb6143c316a48fbe76646",
    "signature": "0x65a8953165896cedc7e3574dfa46a99ba936e74630efe28373fa85927a3de4e07712404a613da71b6e79743cd6a08535fbeb2f6a583e7ec0ab06f29196a9f7bb1c",
    "signer": "0x2BD0c2111290EB20B2843e8b1c0f25aA5cd52a6f",
    "userId": "618242981"
  }
}