{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x833f55ac805392c92e93b9e88c0b12aab4b70555bf90222a9861138c6dd1f3dc",
    "signature": "0x6efa34fdb3e536d0c64252c97d60c8f6028b3e8ce7cd8dea24317bb94843b7ca5faad052e44ddc61f608cb1cbd7613413dd2a1490a99e484f004deadc965546d1b",
    "signer": "0xFfc1448C89230bbA4D7974CF0ccdF9Da15F42c51",
    "userId": "451736675"
  }
}