{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "119478",
    "entityType": "User",
    "nonce": "0xe7f1130ceca6b9a3838e353a2ad46cc7059d59aadb0e2b582b5b87df8e53c90f",
    "signature": "0x335029c9c011381fd815956c501ffb163189f786a0f780acf845bd53d49fc4c867d15c4a2bc7e448bad3c7b23c2f7cddf7e8ee75df37b9573394b703e57a34e91b",
    "signer": "0x84B42609E987DD0953e02498E61987fB833B7C92",
    "userId": "887547386"
  }
}