{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "59868",
    "entityType": "User",
    "nonce": "0xb440f5711cf1b92fe522bf83639ff17417f4d6796f2d1d2912e3f2f42103877c",
    "signature": "0x24e7e8d409592ce9b2151b8d1b4f840111966fb0b772f4d1018e3bf76c0e314901843514e25fd6e5d0f589281068dfa61ff513803dcacf6b3fa435957d5c03f91b",
    "signer": "0xd8100A04A94C92b3Ca09e15b23da35384811e4E9",
    "userId": "856033317"
  }
}