{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "937299109",
    "entityType": "User",
    "nonce": "0xaa3e8f414397fbba823e5a5876e7ce0011dad6aa38b8d5b8c682148caf47698a",
    "signature": "0x07f9fc39ad33ac1f14b6bf3d364d4fedca25c713c54448aa305be13b6d10a5520e41dee846b8f5ae8b5df7abb17384afa43ea6fa56d32eb87f377350248a8af31c",
    "signer": "0x05aba01c97C4F182D989670622abE9c797782dD2",
    "userId": "508263176"
  }
}