{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "274758",
    "entityType": "User",
    "nonce": "0x8dbd26fec30f143906d0f7e077dd09cb7d2f4dfd677e5b8aa12a9b6080841110",
    "signature": "0x34a458ed56b0ea8b1aa6e3b2ff4cc7d765b0e76e63f1c15e202c71f22116fd6f7fb2459369792fba962a84c3eaa6b360581c5d0aa0f8d5bb00cea8fe9b35c6ac1b",
    "signer": "0x7eBAab495a64FAea1f04dc59ff804bf939da7B12",
    "userId": "709077025"
  }
}