{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "708077815",
    "entityType": "User",
    "nonce": "0xe66e2c09487ee8c3c9d7cc8e0ca9164d6e44b1780d09899f27ea509cf79c2c05",
    "signature": "0xf75032c9223a91a880143d11c71a6db84a933da13623c9f361394fc99ca388821c4ddff13041afffee93a352921c633ae5f95ac270aef22b45ee06fbaa66d1811b",
    "signer": "0x2ACda02e37Db2DC08f82aEFAB268F0610974bb3c",
    "userId": "416239376"
  }
}