{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0xfaecb120f066239ab77d2e346b12452a7df74efabccb78b9977c6078e9bb4944",
    "signature": "0x522ce7f43d96e2f9cf7e3da1c1c7cba8f6acf81a33eaea7dcf43d93f1b825194064bedfe47c08cee31a4913fa31008305323babdde97852b3f2e638d88e99f821b",
    "signer": "0x056b39c7b398b7329E491637E50f88Ed33525F2f",
    "userId": "320054654"
  }
}