{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "10308",
    "entityType": "User",
    "nonce": "0x536f3c0bcc166d3b2dee7b56ec7146ad2dd04d64df6782ef3e3e0e6b5f1ea85c",
    "signature": "0xd742a119dcf71be972f413ee849426207807879aa80953a9be81a1939f79599e6016017b04f643989a5d34d0d8ea94b4e4b64962b364487c26c3b0d4be154dea1b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}