{
  "manageEntity": {
    "action": "Repost",
    "entityId": "615431",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1e3363a56b5488eeb22eabf77188b3983574681ac257dff8ccf7cd11711f781d",
    "signature": "0x23c0086d3cfe13dad222579c939290641e098107d1bf4153ecc819c6e620cc7501aea4056d50ba6621b520a0949b66015e3fc0759c1943616dc68a60fed5e5401b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}