{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0x4aff6a67ac3b086a960d00860fac701b35927fa5ce2dd59757bdb33c8694bc31",
    "signature": "0xf112ce421f044276820e3274f112bf05844e50d19d4dd6d270d4f981fcf1ed910ebd5a231c8c32953b486e6b57305f6abefe70113309feb2ad23c0075ac36b8c1b",
    "signer": "0x7E7b9c4DAC3F284d889a5bc274eA80b8BA5F63ee",
    "userId": "670307808"
  }
}