{
  "manageEntity": {
    "action": "Repost",
    "entityId": "74904",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x61715b86406102556930c0c40817821b2060701c075c97afccabe3c5416f867a",
    "signature": "0xb80f45a5c25baa2a6e4522775ff43124bedbd63970ed85cc3aedb50bfcc6b2240032e4c989dafaefd54f034b54a15abf224255622d107c6e3262ffb6d00804161c",
    "signer": "0xC6f6979d7215C4611Cd7aDb30a42B2812294262c",
    "userId": "55290787"
  }
}