{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "28155",
    "entityType": "User",
    "nonce": "0x1103d12597d263cdaa32b75de194fe3c60dd470dcc925d165b868f2406b13156",
    "signature": "0xd7cdf0e78ded69f2efda98190aea791eb7ca9bdc7cfbd865fb199cb4f83bb25f78bcf1d6330cd6f0294b0a547bdf15996f2587d53441d0850484c0f2349507fc1c",
    "signer": "0x61759FD9d69b6C29FE84fc39eaB6C50Cf7dCd8FC",
    "userId": "366953361"
  }
}