{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "160928",
    "entityType": "User",
    "nonce": "0xedacec0aa0a2e965ae483c5848f5c64de3425d2dadd11f404f2d2ba9cfa47d2e",
    "signature": "0x86224f6ef1efd94072f1f02c0b130c44f57deef623b4b7367a5b3b84b3e1dd011f269dcdf233d19255046dc9651f74798140d8d14c5147e16d0df040ab76a1991b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}