{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "59868",
    "entityType": "User",
    "nonce": "0x7d576096b1f8b4305a145b7986a408b65e14f7f465b612c643b2e6dab99c52cd",
    "signature": "0x7e63bd71397a4645972d8cb4319cf0e6629c88a158a0874e6efab2023cc1630877fcc1c4e6484e5ef004c4a1b91d8c5edabfd0b2be5c17d1d5ac9deee80b50471b",
    "signer": "0xe1eAe9Fa3Fef187944BA6cBa5C534e1ea257CA4E",
    "userId": "344552512"
  }
}