{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "481080235",
    "entityType": "User",
    "nonce": "0xecca0cb7920e8a5934d6c99c4a1da68a48eae92197b705806367a15cdf2df128",
    "signature": "0xd921c9d8d1d3a1a6159045c81b803c4402635b7b95490b6be3ab95131ecb052f0f27ffa62a14df32f4fd6905e95c538d67e2b26ac6b2aad1e1bc20c8497709791c",
    "signer": "0x6754A920da1003d0904BdFf228A6E217Cd12bF5E",
    "userId": "105562689"
  }
}