{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1199899661",
    "entityType": "Track",
    "nonce": "1787952921648617127",
    "signature": "0x54c69238f9094883584f83143b29628fa23ae55bd34a3c57b9c088219abaf7d93fa4797c39a0326720d2ff3c48d7e1e4ef8db2336c893153c6feb00784e90ee01b",
    "signer": "0x6620103988B969bE5810F1B5530c1A44Fe6048A1",
    "userId": "568518925"
  }
}