{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "103228",
    "entityType": "User",
    "nonce": "0x60411ed748fdca302d39b2b9502ef5b344dd5577716721f01ff0d0c080c8373e",
    "signature": "0x046b8265da764e27281d5f178594023ce503bef62d08840954238ebd25c20a8a3f814a524744e1c94af29e7b1642707b0eddcea9a278e8d40383b95fb2bf15931b",
    "signer": "0xAaC77705f5f6bd787D8581c36Ddaf7c0c7AE3370",
    "userId": "827420993"
  }
}