{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "933842159",
    "entityType": "User",
    "nonce": "0x73cc4d1cd4d347701d07b6cfd97c4e4cac480539b8121d721d4d46c1617ec5e7",
    "signature": "0x134b570033b9bc5cb6f5dac0774a61add2ce19c7d6e13bb138f40055aac0bfbf4d89c9054052df76d82abfcc2d5007f98284a284116a8540331a5a1c6cd906e01c",
    "signer": "0x34Cea527C1dc0575a5B686515aad0Bf8F3b5f97E",
    "userId": "13589021"
  }
}