{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0xd863c1f2e0ecd412bfe1af21d71e57c13fb44328615df59a5848f373efb3519a",
    "signature": "0x215459859f64684e2f8a382aa9088f750f1de513fdc5a040ff17dd3b0a7e6c2f45f776a5f95f9abb437a814bc9292620b0213d0e91ffd35a1bb6e2e9400b18d01c",
    "signer": "0x7FCffbc9FB7516A6453F59c5b9918Ea8A7EB33eb",
    "userId": "502388335"
  }
}