{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "31724295",
    "entityType": "User",
    "nonce": "0x41c3dfafb34ccc6178508b129de4166d3a65042709e25c31a7d9742ded018c6e",
    "signature": "0xca8f8809b262e94580b26e48c3391d57e7dabd7af9201945a93a797f344f4fa626687f7bcc3950be767b346f4aa069eea6e9754d207587760c92200c6e2895141b",
    "signer": "0x98591a180A20DF036EB2C9D2c24B449E65939Df5",
    "userId": "338604526"
  }
}