{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "81176",
    "entityType": "User",
    "nonce": "0x3e2d6a08ca406b9853e1ccf1448f1ae19f5c1fef4a1d4e28032f19b30e5eb585",
    "signature": "0xbdde18f3a77e73eb282b8e82d0cd7f8c31c60ef7902f5563a2d688f42e9d23872ed7277b28134b9ad0ec39f052ef7bdd8f7c3fcbbc7e2aad40295305d39cf4a01b",
    "signer": "0x793bbEFbb3Cf1e6529B90296e502145aCcCDE8d6",
    "userId": "838777725"
  }
}