{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "358059",
    "entityType": "User",
    "nonce": "0xc38b5446966adba9f6b02eb0fd6f51851f686596b6b7fb601710a2a0314a3c64",
    "signature": "0x84ade2fab0ec66006f5d9cded057c217b9599a23675acb551cacefc0bcec3f3a4d1f36c9c0499976e2b44e11f05209271b01bf1cb2cbee117ea350f89e7f6ef11b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}