{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "311157",
    "entityType": "User",
    "nonce": "0x6d4e6365f28509368af02bec6c4d5f19798ccf0faf1fe07506d409e8a5d44b2b",
    "signature": "0xdd3c8dc47dac695af41cdf3b243e9b329c0d62bf178b1e3bca1d03e11070ba390508222393f2852f5969b61ca7eff3696b6f2ddaaf155449531f5576caf41e2e1c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}