{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "33896318",
    "entityType": "User",
    "nonce": "0x01cba1b76704413e2c9a7cdb6e7798f05f86af535b539aa95e20ca6ab1438bc4",
    "signature": "0xcf9fc748b1c97e44cbd6ca692c39273bfa880d54a4d0bcd5b8affb7c46ece0a337bef85e5504443c12dfdc59ee82a2a28361945fec9188141128e6f3f398ef081c",
    "signer": "0x5c51216FbbB9B7A562f11267f91f72A7be1e8DE3",
    "userId": "105826"
  }
}