{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "874050367",
    "entityType": "User",
    "nonce": "0x9e63ecbca4253e267142f1a087258e7d1060bbd9d9c5859e50951a44dc06fc8c",
    "signature": "0xfc96d0dcfac4a76bead4ef6447c173f64cd1d3b580eb12ce0b3969fa1d9b01921dd5806376a9741de815d81e95dccd0d21a9e89e895c5352364de6db4ccbd43f1c",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}