{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1011027",
    "entityType": "User",
    "nonce": "0x00828d8e14c1e88f7454822cc8ac8ac0f3bcd791f94deb7359680565554743f2",
    "signature": "0x10e3c302c4f27bac74ddb8cec6d174a2e890adf9383342e04d95e282994059523b63ac3bbb748e2ee8891a79c44b7d2f4ba2c5af589285adea1e0363af85e9791c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}