{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "119478",
    "entityType": "User",
    "nonce": "0x25f9ebc2bcc2446d1bdcc7d1dd41f88d54986b57befd666636c0c97781527013",
    "signature": "0x675663ef142d6839daaf339569a7b883f7ef109d113b10aa140265004152663a2177326591293fc386257cd70a54f7a4b3732c5d7f5295cd1c8a018e0a5646391c",
    "signer": "0x9369ae91F6A1cC4996D9126FD991d64e7E24c805",
    "userId": "333763354"
  }
}