{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "78156",
    "entityType": "User",
    "nonce": "0x55caf8a8fef1c3a638e6447669b0a8cadd0fb8f7a658a211b399ddce71708be2",
    "signature": "0x8e802c20aaf8648041129b43c38743d8d5d21f2da0267fd0cb81691e36a5770f28319cbf85b063c85091042d9dc4304a07327bbaa285353922749be086f821b51c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}