{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "813560068",
    "entityType": "User",
    "nonce": "0x4f624c32d71fd6bed77c5f6ce0ef7832025ad3303172bde772d0056d20ec4088",
    "signature": "0x6d10afc705a70ffe37e6a6ce1c4f2432ff67df8e11c675e02daec42920faf3a723a11781195dc9063d56b1655666b225c7a00802660dfaeb7ed078637d8df1a11b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}