{
  "manageEntity": {
    "action": "Repost",
    "entityId": "216445142",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1737cdbbf41b927cb67c9d34afaae97653fc12c9a6c3b4beed6991aaeeff1941",
    "signature": "0x14213f18f5a44e4a1b4d35a8039fddd71a505eca5573e40c17d654b42596d1364e65bcb2059670ca66d0fbafe627c74c942d5c0958301aa2cf234f8af2986bc51c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}