{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "83258",
    "entityType": "User",
    "nonce": "0xa7d2e093f8ae58543b14b2ba38c1df133121f639d1ff256d062c219884a88537",
    "signature": "0x24449212382367276c8ce7b17a4b9566ad223415717ccd8cb06056e7e29ac87426a621057c516ec6c9b218c7dab600c738537e481fc624a5234690e56d6fad701c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}