{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "2407",
    "entityType": "User",
    "nonce": "0x598bec7e39040ad3692c49eed13626619a3652dbd2cfc2081dca160851bce557",
    "signature": "0x8a6e9bc5e78c3745cdef12ede020dfe1b6b452a63b9b15034f44605a97a173c672100fb271030b6366b8388e100e72779c7f539005602ba801dc4621b0b17dbe1b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}