{
  "manageEntity": {
    "action": "Repost",
    "entityId": "672772",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xe524d47cc3540d5cabf6c3e14e046c2f8fdbe053a8d1bcd6ced8b22efb14c7d8",
    "signature": "0xf3847631a59f2945169abbb4a83608d28e405a1191cada3368da1467c19a94300087f2326a7905900038d30851399deaa6c39b7553025655baaad88646cf03631c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}