{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "56368",
    "entityType": "User",
    "nonce": "0xf2ebf7e44557629c36dddf93232e325de2e237e39bdcc2438fa34ff1addff3a8",
    "signature": "0x09c05c56beaf8ab7ab6d7ea54a5f5c782829e07458a9f309a18ef61d96dfee5f0c2c36a9929c51b31660c95e3d41754dfad19551ddbbefb3167e27148091f6d01b",
    "signer": "0x474B8467757bEdBa76afC2394cfCb801C991B143",
    "userId": "815537464"
  }
}