{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "5862",
    "entityType": "User",
    "nonce": "0xee81fa7fbcd6f9b66da6177c85404418f78f72429c8c5002ded5f06d4d7ee02e",
    "signature": "0xc78d9081ebf7886d0fb9b7299cf5b4a0e113ceb56215e4f94d2d0a15ee107950415359696c8addc076072c9ab2ce27037c215377021dac5dac95cef4631745471b",
    "signer": "0x7a78569646ADa00a4d555F20fA48e9cDb9ef14F5",
    "userId": "333304008"
  }
}