{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "126161693",
    "entityType": "User",
    "nonce": "0x8cbbf45b107010e6b05f7ab3e409bbbd87eae5d65747947e9012117a2b005dc0",
    "signature": "0x0aabe9821f22638e593d90ec61e20dcead09e66b3131e235135a346731078f1235ae194597704cdb1f1f0afe8ce00976925e12ea84f7701865902a0a3f6f312f1b",
    "signer": "0x90FD14E5f569756111EE3AECbcE1AAb95c2A01da",
    "userId": "86867162"
  }
}