{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "352078",
    "entityType": "User",
    "nonce": "0xcea49429f520b3d8cf25e076c2191e91490916ab3286951fdc392d76e2e9fb1e",
    "signature": "0x4c32012f18543b3237f4d088d4329117ef082bd533b05a5a12be05889903f128773e46ee5a8790c31cad7c916da1afd2e84021d26c6b5f9df6bbcc12691b02231b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}