{
  "manageEntity": {
    "action": "Repost",
    "entityId": "389582",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x67508b2e384d225ad348b35bb5333ef2367f1bf5e66b4bcf388779a83e70b92f",
    "signature": "0xeb7da0794461ff817adb5c69a02a79f1c5957dfc792b8a8b9a8ebeb3baf0a71c03f965dac70d43ce333f96f2fef15a55e3d81e7e91d255479701a3600de6692f1c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}