{
  "manageEntity": {
    "action": "Repost",
    "entityId": "999546014",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa90e222ab8b6baf029a869b7e36bccd74217b7e06f703cbaae45412a7e9321c1",
    "signature": "0x51e77e40cc44cafcdafeca1a25a486ba6072b7eb0df2f4bc700209ee0d64bfa960bdcf60f78838bf9a9260a31a42eff64e59583c9394b06379fb7d3b11f7d9351b",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}