{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "67314",
    "entityType": "User",
    "nonce": "0xc408ffc0b47498de3f371b124a186108640bbb0be09a94052c551fbc4a000d3b",
    "signature": "0x3a0cbc126139a076edefdc227dbead8d34d77f5bd51e0f64642a64d079b7b22e0e9abba03814398956d5f4e5b96c27ce678f103c55b8b70401caf71da92982681b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}