{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "131148659",
    "entityType": "User",
    "nonce": "0xcce812284aec58ed4cd85d8e425b440e59326f08bb977af2a574a4f020fcbc03",
    "signature": "0xac1bce906c306843c28a92d2383817fa6284bd04084f0fa5dc21c1fd4a79ab0d664c508ed2dc28dd3d9a988c2e1b49ef76120b1385da96724f5efc8547a659051c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}