{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "232761",
    "entityType": "User",
    "nonce": "0x6d11f432e24e1d6f9c48f73c5860d1484b09e5f95322b80450679a907fec1f38",
    "signature": "0x300f5e17705b701ecc445698e2389193953a03be6ed4d6379e6d5376e9f6e36c1cf3849811c88f9eb21c2721b739faee077cbe07d3ecf4391d38e7a2ab865cbb1c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}