{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "131483",
    "entityType": "User",
    "nonce": "0x985997b6822568dea13f13007aeaeddb72050fbd6d7459d4fd71811d6f6af5c2",
    "signature": "0xce84461074ec6750e0842833b6a1f5fb65e39a97df63845ee38d464384c359a10200d892fbc90d654a6c3478e3313a6749fa22a9da726ceef971925359750c921b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}