{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "5794",
    "entityType": "User",
    "nonce": "0x87ee1d284867465eee7c23766e85ff34aa7c0707baadf603af9e781581947dc2",
    "signature": "0xd4f83792c00f839729a17e54d195330237ffb8a309b8792506ecacb13b469ae05c44ea824e7d2c1158e609ba2750ad1a89b015ef54ed146ac336d86c16cdf11d1b",
    "signer": "0x84B42609E987DD0953e02498E61987fB833B7C92",
    "userId": "887547386"
  }
}