{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "68954",
    "entityType": "User",
    "nonce": "0x2509423bddfb563566a93f657b59e324401a8db1a1d6a61e5c4544cb6a46c625",
    "signature": "0x32e898b0c0b89b18401d89b0fe439bb7f261109df397ce4ef7315cdb93e0eb4b5e3d5d662a20c34d3376c8e43b27f929372d0dfa873e86ac9dfcd1daaab1164b1b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}