{
  "manageEntity": {
    "action": "Repost",
    "entityId": "307554",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x716a1ca27f38a26d28b511b6ec33fb96f3d066f7923bf7a8261e27e80644d5f9",
    "signature": "0x1dbf8579f4489ff35d98463e7400a52f34c1e82c434ef242a1691c1abf0ad5eb4bb36f97dcdf2136f600b0c302512f243b6b4acba88040a147e790f072be85cc1c",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}