{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1404574350",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb2e9efbf510fd40684c132fb84eefefa0b106d89a3752f4dadbccd55a14e8182",
    "signature": "0x96c60ab0ca9cb1b1a4620f78dff9c40648fceef18c8efa60cd96041c3c927bfd5f8064a7c717776c0a0a2f6f78b628979a64f6ef731ab925cb6931e22561b37e1b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}