{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "2112641074",
    "entityType": "Event",
    "nonce": "0x408a713f1b1b19851f5e61ca9f9dfb37c76f69c62bcaf56beca903b31a2630ea",
    "signature": "0x1806d977acfe2f184d3484b785cbaad1b1573c6ff724fe2f35d318cdd7e31e7342f9d5dbc1c6ee6d242dff8abda0686b093fbe2fc69e5339e42cb0816b9c91301c",
    "signer": "0x7Cd44Dc53B13eEA7335A000Ce36c05cDFE34b348",
    "userId": "355113"
  }
}