{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "60931",
    "entityType": "User",
    "nonce": "0x19c03cae798b4a4fe989f595f6b200fc6cd823d9ced2e611c5f0152ec3c76508",
    "signature": "0xbfc0c9285043b208b72a2cdac37dc8515bfcaee919a8e3fed707d916f9e01a833e5d170d62e284b4adc0bd82e4fb7a7f571207c8be163322a0f757a9a8ab10b21c",
    "signer": "0x793bbEFbb3Cf1e6529B90296e502145aCcCDE8d6",
    "userId": "838777725"
  }
}