{
  "manageEntity": {
    "action": "Repost",
    "entityId": "665377",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd6fe7319442f63ec02be1d14ac33cafa37b8c5e00f8740a3984f4f7b5a12918b",
    "signature": "0x4eed066e8c01fcc9103d4760289f35f89d1c401f66f2d4cdaff16aaab43c8e1e29e3f1fd3ebc05778aacf1957030188b08c22eaa2715a23e50469ba17a766e0a1c",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}