{
  "manageEntity": {
    "action": "Repost",
    "entityId": "337515",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x00b8d4a6dc9ec11950f04a93b26ed257795a65e61a65c43eebda9accf9f09a59",
    "signature": "0x363f86ddfdaf9349cfd44dc84edccc49877b55b4c26c53de6af7a62d8fa548b456ff1b46866fac73c468edaf67bdae1df5a8f94eba49972bb02fa9443ce680681b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}