{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "97773",
    "entityType": "User",
    "nonce": "0x6a2d8c5614e416ae0c85222929bb624ac33215468819dda39b6b6bc825530dff",
    "signature": "0x6177bad4c3422d3603b00ee3040d762bb20a46d761ff78e596b45c6799b8a774566649514100a4a886d64bd06340283dfd309ee2e80e37e6a7c1cee79208c65f1b",
    "signer": "0x45c4f1dcE13eeF476C74C5758696D56137253980",
    "userId": "824478223"
  }
}