{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "11153747",
    "entityType": "User",
    "nonce": "0x5ba3140f689dd61c810f786759289374b30a7515b81f02d1da1f37da4b7141fd",
    "signature": "0x390beea85a64c4310100108adde2637d7db12fdda1d4830148e25e6d6e0b7dc901e6e32376af1fb673ef1135549c5f3219e22f7ababfb451063e505f3855ec7b1b",
    "signer": "0x225A0F26D8c354e4B16725295bDabb4983d0F6F1",
    "userId": "994175139"
  }
}