{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "57542",
    "entityType": "User",
    "nonce": "0x26340d754ba2874d09ab4ba07ca5a2076478214905f3a0fda16a25a9d0779506",
    "signature": "0x6252cdedc04594f8cb8c9e0b7096d513358125ccb7bce320adddab856eeec6f8149b0916ee3394ff48e7f1b74c059da60559e6390d7fdd649f1df37bf2e15b8a1b",
    "signer": "0xcc8164Efbbe4ed123B8689622b411c154496e66b",
    "userId": "60031"
  }
}