{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1890801652",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa6a17ee6eaf8b1452f830c75b99dbe5161598b854d4be0da0de8321566344254",
    "signature": "0xfb523ec4561ee199e291907dcf3cce9d4f16595bc814a5578829a590f0ffd4be775cbe6cce64d717c9213d5b50b082fc48930f26b1bc0bf92f217c9235439f291c",
    "signer": "0x7E7b9c4DAC3F284d889a5bc274eA80b8BA5F63ee",
    "userId": "670307808"
  }
}