{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "15236",
    "entityType": "User",
    "nonce": "0x072c4ea4e3f71ff4e4dc0cd06b1054a77147c3f8fa60aadf585c6b2b0b664f31",
    "signature": "0xe4952c305e9603b873baaf07c9de1beab9c2e02af7fc324b469e4a406bae77d23191b4d9049abdca3e170e7864b457bbf5b4451adcdc10f74cced55ba504f5541b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}