{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "2032466",
    "entityType": "User",
    "nonce": "0x748f5e075758f4fbd23edcc75daffe77fda44f3df1641a50473f8dd7962013bb",
    "signature": "0x776634e38210c81c7c568b64b007545f8d1843d74ab8a3570e5bdec4e1df4ff13c8bfa319ac428cb6a2bf07376b7f6540170e563378292fecbdd28d9fff2f6181b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}