{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "17469",
    "entityType": "User",
    "nonce": "0x80adf4328961e7270604842f150c63c212d430abfedb699219e3223e60fe4836",
    "signature": "0x53734f068e6b11e76b62dc5345892145ae00bf2e42c3d0c65ade457a4ce87f3d73f8f4e312f8a91989843978c2a430f84a6f2432832b1cae5a41878e838434e71b",
    "signer": "0x97CE54f824356168619DB7187EdA973c1110bDa7",
    "userId": "5958805"
  }
}