{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "42302",
    "entityType": "User",
    "nonce": "0xcc32158ff1954df211d2c65679949965d57968e77da5fa95e0e50d5c898738ab",
    "signature": "0xde6ee0fb5aa42fa56224a0494a715cb3eb3c85670ffcca1fb0c0636fa1c8df70008fd8c876b24684cd72b52c641aecb6f98e864736f30aef80fbe9796388f03f1b",
    "signer": "0x84B42609E987DD0953e02498E61987fB833B7C92",
    "userId": "887547386"
  }
}