{
  "manageEntity": {
    "action": "Repost",
    "entityId": "642923124",
    "entityType": "Track",
    "nonce": "1792324183698757113",
    "signature": "0x45fb8ea72be56970b84c5ebb431240743f496ed491eead23dfb09cc501f84a8231b88be99078a48a4d255eb202d5abbd3237173bc543eca36f04b2a1d24ebe891b",
    "signer": "0x1007e09532BE90331E035838A9E2E0700bB9741a",
    "userId": "329513359"
  }
}