{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "367647512",
    "entityType": "User",
    "nonce": "0x8674dcd9e0d1ab8c1b9305121fff064417d9520721a2940969c3752aa03244b5",
    "signature": "0x7e69e8f738823de13dfa417cb533bc4097fe092de4c451e42296a5b73363c59c02ee2bead662045ffd23d67fa8c876dbe3095c9613ff01f7b16a3ba66bc470e41b",
    "signer": "0x2fd164C245684a6CEab66e53D5Da28fef60e8bbF",
    "userId": "292249773"
  }
}