{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "11490",
    "entityType": "User",
    "nonce": "0xd8317883c344785f2902a599c669fb93045adf792633878cf4698c351d17c8f5",
    "signature": "0xd6e1217e1d16fe0be4f2304eeba9f997e50b30cbb0b64f8b13fb35dea5a6f58d0b539e95dba8f6f2dac27c6b3d15431afbb27e5307e70519a6c63ef9a733a7611b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}