{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "59868",
    "entityType": "User",
    "nonce": "0x0d1b1ca4f1aeeb9fd295946334c747044d1f0315b88c7c5cb496f456b76d802e",
    "signature": "0xed1c4537bbb06ce868604d9e6671fbb5bb0a59ce78d14ed66de3e9ec58b4dedb0ea8ab1add6ccef59a0479377f5b7a915671a88a54b4ad979e3c23d0fbd996621c",
    "signer": "0xe1eAe9Fa3Fef187944BA6cBa5C534e1ea257CA4E",
    "userId": "344552512"
  }
}