{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "905219052",
    "entityType": "User",
    "nonce": "0x52e263dcdb0119634bdf0f13011c7ec441cfee81ae8b21fcf9d6aef53f18e0af",
    "signature": "0x884561a40e49770eb9f028c5274520d249e0e6492e23c6a6770d4cd23135ea3c5862c864572f6c019cbc22aeca33ece2d5a8196676655a74a0b6fa0b0c01b5bf1c",
    "signer": "0x05aba01c97C4F182D989670622abE9c797782dD2",
    "userId": "508263176"
  }
}