{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "59818",
    "entityType": "User",
    "nonce": "0x3c362fe3e88ef6af35d0e455054904e86018e6a47b8f06a8fdbb516d529a8f88",
    "signature": "0xea06a7e325bffcc6974d464d8445b2c795897b6d8797082b39cce2f8241c1aae0560f7515874f7b6f77046af9feb187f6fad94bf61f7d78abe1c15c2778715941c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}