{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "317951",
    "entityType": "User",
    "nonce": "0x5f54f5747c253a0a21db5cc59dae77fc4d0e189de418bd39dc7c457cf5908812",
    "signature": "0xc77c5441f9aece49aa19394bbe5d63ab1005de08ebf7548a23b2b2ec68a818105e0c3a08c48aca2e573b1505977971b3da3369c1f8134b0e101117c3ca1eef031c",
    "signer": "0xaAB195cac4029fce09bd166F1546E1a76049c50c",
    "userId": "844451279"
  }
}