{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1664329140",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xf4d1ecae11bb5d080776796ee9558742a8d78da3dcdf9fb5fccf109290bef722",
    "signature": "0x17c6f06f9d746d6bff6b82f7735d4f37ad9f0c8e1ef578bf8fcb4c3dc70044f9461143667227040f11bdb52652c5f879b1748cfb4720837fbe0f4d91854dbfa01c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}