{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0x75206d845e7bc9029c90e606813124adedbc7b89fa932ef8158d170f814c1d0f",
    "signature": "0x30034be01ba65bcc7df1911d992146531db656e06ecb29516dca78303db2aabd4726a163e5a00a1af38855c94df57cac0453fbdc6190f94419bb024369b72c281b",
    "signer": "0x84B42609E987DD0953e02498E61987fB833B7C92",
    "userId": "887547386"
  }
}