{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "27127",
    "entityType": "User",
    "nonce": "0x6e7db45f911f0492272c2f2a21ae1038b31af8481ee29fcec8dbe476ba81997f",
    "signature": "0x47933d942babb27ecacc4eec23d77d1af52e90ad93081519e7f5a49817d4ba487c7abe0a11dc24da0a478d4e8a35763b8ab1174514a79fbe8e1f868efd05c5881c",
    "signer": "0xbe916820AF010608151C80f3A74F7c83218094B2",
    "userId": "881446128"
  }
}