{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "77084572",
    "entityType": "User",
    "nonce": "0xf354cec7226e0ccd132a59a8f51687a4cbf425cb0c53603f75d46fdfdafc2d3e",
    "signature": "0x7bfa7dc35c6e8e27f1b2706c4e8bc29b33d90711c268ec4c032b81eb1fe825313b9793ebdea87414ee530653467d1d8feba8eb683d7a873266278de00bee391d1c",
    "signer": "0x34Cea527C1dc0575a5B686515aad0Bf8F3b5f97E",
    "userId": "13589021"
  }
}