{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1581218880",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xf28d9bf3ea228e834200661547ac4dd34d2669345a7e6aa69c9b68c3bdc44890",
    "signature": "0x2c34120e2d06496ab02d4352cd29be6c9d54cb50204b17502fd237dcd417392c791d3114ab4a669f805d05bb58584bba6365c706eded396814003813aec89f521b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}