{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "291365",
    "entityType": "User",
    "nonce": "0x679d054204cdab9bd65dedc9f0fef9211d865fd22390d6877a89ff10e34018c9",
    "signature": "0x975f47d9593df821af21c4554b0052b0d8a16b749fccd862aceca42884709f6d60da38aaf7e4c94c632895b45431d3f69d652e081f9de4c9dd40d851c45be1ef1b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}