{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "2083611077",
    "entityType": "Event",
    "nonce": "0x02ac354562850aecd9141a94e69d168149fc87d851b27593a56abf950a96de6c",
    "signature": "0xa95cf0a5f7eecec7dc04c0319b0544af1f40064baaa4a887e2ab753ae93d9ebe5ec921b00b6ed7253e959ad77d24efaf35f863f9d06909b740ad57953a5ac9741b",
    "signer": "0xEcaFB903ca0Ad57786358d560482a5c5Ec371b56",
    "userId": "106285134"
  }
}