{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "10787",
    "entityType": "User",
    "nonce": "0xe7f6d9f73a18c79fe423c227408bdd6f4d2eeee84362a15cc789a1956fd9f52e",
    "signature": "0x77aa176f1f79671ce050ba5f8a590b49a1e8909e859099327782c21486d749312cf95bf63bc91b8cb7bcf1cf2da2205544c5f143d3e29d92c89f77a4582c962d1b",
    "signer": "0x5aeCC1AFF37a5BA2FEE40cF4dd6357A86DE23D42",
    "userId": "950958674"
  }
}