{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "152605886",
    "entityType": "User",
    "nonce": "0xe3b55e8b4a48ff4072401f1793ad207f9cf3d0e8b5c8ecae4e48c65007eccff6",
    "signature": "0xd245d1a3b685028ac26bcc37a1d3c0602fdc62f5048846776914430004ac4a1440b388989b25fb5cae0c767830aa907c4e07a57e11e2acd0d9d2d49ae75de5721c",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}