{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "99119",
    "entityType": "User",
    "nonce": "0x33d9ca2e5c9f8debaf3dd4bb775961cccc355ded9868c156f7b10349696b4e40",
    "signature": "0x04e90b09c608a03e66306bd9b36e9ba0d1fe21bb91504031a4eae1a314f124b958f3f3b94c4448777d0f71231de2f8e798d6455e317c4cdef01474b81d58c6b91c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}