{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "141135",
    "entityType": "User",
    "nonce": "0x0d8332e1baecdee266e3ea554af6d67238bae15559df089a5cd5fa0e33febe87",
    "signature": "0x664c223e8728a66a753e9fea996568f99b5629f7599b154c20fbea922c8d379b5541ce2063e07ca298d98960747f561710e14f9bf991af737b5ef11e581009761b",
    "signer": "0x84B42609E987DD0953e02498E61987fB833B7C92",
    "userId": "887547386"
  }
}