{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "48247",
    "entityType": "User",
    "nonce": "0xc81296a3802fe5e741c9b177bc4edf0d8f41e581060f3c0782718122f938a7b6",
    "signature": "0x487f60f92c8ec400b12ae098e89404e3a436918a9b93cf63052f8f8534e3e0bd369a3f8e84040e0e322b1c42a7851f513cf658422b968ffc9d6e268d550baab51c",
    "signer": "0x5c2e2A73436Afc1110f5020da81CA7f791682E96",
    "userId": "871579076"
  }
}