{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "937299109",
    "entityType": "User",
    "nonce": "0xec77778e599354061103a8812db3d8d73d6f896a7aae2cc59734037384ea7ff4",
    "signature": "0x7140433a31ba14ee1d1344d1ecd2f0f92f76123a11f0ad793cd7fc1187672cbc1ac9b8149bc27b65834cae017f8a7fab1a8c6eb7858856c429eba5ff247648e91c",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}