{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "951546743",
    "entityType": "User",
    "nonce": "0x26793b90afb043a360ec5030bca3797751037a4524cbaae32e0da318b659044c",
    "signature": "0x77b19cb30204cb41f6a55d370d5f2a3d577f09ed7ad9e0fb3a21c416c2775f425b968c7e983e49f0bd39ac01793adf581a4eeb3a8a62241fee119d94e040cba11b",
    "signer": "0x03015d975f8B0d07425826BFAc15A4492F59a5B7",
    "userId": "658736296"
  }
}