{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "368557",
    "entityType": "User",
    "nonce": "0x7dfc08c9edd12205a799212bdf659725cbe4da3ebd35825ac2b9572e1e839529",
    "signature": "0x5ad6427ac660328d7de0ce8c416244c2f2be84f3feb88242886cbd1f761b184f438650f38f1175611c58a27b1452583ffe9d3faeaab0c9e07c6dbc0bba569f821b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}