{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "112577",
    "entityType": "User",
    "nonce": "0xc1a7befaf91884926f0d2123def52f054a4d3da241d79d3229f060afd4d96aed",
    "signature": "0x068cbdf0e75dde27eda14c94c8e9e53fde6ea6891b759b90ef26e45ea1e5c1f039d29b71adee9a5184df14a09ddfc7d3e058d87721fc389f39a05e46dac947f01b",
    "signer": "0xE4EF593fb5D21ecF6B00BbBB006Eb9725F5F7a5A",
    "userId": "852971520"
  }
}