{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "863774823",
    "entityType": "User",
    "nonce": "0xec98f260539ff0186024aaf2265f768ef3ad255b6b2f2ad6a6d90e11bfd772b1",
    "signature": "0x91b36f0c2e71fe5776aa2df1d6c3061202d7205d3b1eb1daf99582661798701c74e1bc5b679f519880113642ee92397a857f03c9dfb56155330fe705029d4aa91b",
    "signer": "0x7236f33AFc69e112EEadb51267423A33BaC3CbEC",
    "userId": "583435112"
  }
}