{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "281227",
    "entityType": "User",
    "nonce": "0x4d60aa87a6ef4cf293bad955bfb985eaf0ea1f31e0b1f81854c72e53bf663121",
    "signature": "0x4d162f849667b2052534f2fb3d2e06dda02a239291a7adfb520d3f0be612c404644ef1053b9e20d1e13cb5eed6a338a4af73aeb04dad76170e6db64f9236b0881b",
    "signer": "0x05aba01c97C4F182D989670622abE9c797782dD2",
    "userId": "508263176"
  }
}