{
  "manageEntity": {
    "action": "Repost",
    "entityId": "688577066",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x6d6d961a5d948351010f539d7200a3639dcfa2ffdea463d231eeb2642c77e55a",
    "signature": "0x453eef8b38e7e41b08ead0e6712f1d2d5b45f90cfcf49c87772dd4a2f7d72c083c0943f5ce0aed10bae2f8f050d8d7dd19aaf3a08099880da527d4f6ac0170291c",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}