{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "101229",
    "entityType": "User",
    "nonce": "0x9f8852efe45e36b0b1c2f11fe1e445a7834f02ece9d748b6a2bd729bf24cb69c",
    "signature": "0x7179f1e8bf5d9e5d681075e7e8d07bddd3b6b393cd5c68ab8755f5af04be5fca6796e041470e675bf4a87a09f7f521bc874eaa4478cd76e17af9a86096436c851b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}