{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "7058",
    "entityType": "User",
    "nonce": "0x0218b0c3b66d63531e7d4d2e31229a50b5993d3aee5f83cef40bddcd9fb4dfdc",
    "signature": "0xc4d0aeba4894ce3455b5c1a93447eda97165fa78c9a0a1658cf78913b4917a64606dcf8bf6fc564c4f3740131a67520066206288aa06e258e4377806d83c328f1b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}