{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "69332",
    "entityType": "User",
    "nonce": "0xe8605980d20aaeb90e54d97af245d54987484aefe8403e49123346fdb92e92ad",
    "signature": "0x72dcec27f15facd153ba2a4910fed15c16f8b8f0884efa8908cb396acf8f2ed62f12841c167c7e3c6908fca807b881c0e563992e26433d66f8b507c0115e79251c",
    "signer": "0x243f92B83d056f818b9b95664A8B7A86805A3E71",
    "userId": "111448"
  }
}