{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "236366",
    "entityType": "User",
    "nonce": "0x3a89eceec3f4d737d87de6a101ba1d4c49aad625a20fb1a9826473b3c8eccb1e",
    "signature": "0x08b2b541ca22a486fa02e456c64b622c29a99ff5cbda7a7e715373bd1fbd748b561f45db7e4a28e533d621fbc519f822827f661cf173419cfd5cba75ee072ee81c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}