{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51608",
    "entityType": "User",
    "nonce": "0x989c5c3915cf67e05ec32d12f3a01837196196f0cd1099f46d450f9fc382b51a",
    "signature": "0xfded82ce89677d830ba96c1d0b79d3845bd20773d60cd096d40912aa629a219053169099c1f51d2aaaa55e71cf6de6a31c859fd42e684cbc567ffb97d26414291c",
    "signer": "0xe5223Dc6E411A24e22DcF917955e97a8D7479d0c",
    "userId": "981716494"
  }
}