{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "925049268",
    "entityType": "User",
    "nonce": "0xc161b3ef99aa8363e97c8b531f6941ff2f957ebff6ccafe90ceb4470a3c59e41",
    "signature": "0x6804c5c8768afe77f960fdf3326c37456a6272cac8b2328682a77add68b3ee14536d011af3b37b0c85748ec643d43b5161f07bf7793b0afc230ca5f856b0d29f1c",
    "signer": "0x2B55314d733BC60522711F9B9914f271d97aDD6B",
    "userId": "224685891"
  }
}