{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1640984352",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9cad47ff5f7025276604862af2a051915f4e02a27d68db868aa3d274375f531d",
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    "signer": "0x6754A920da1003d0904BdFf228A6E217Cd12bF5E",
    "userId": "105562689"
  }
}