{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "59528",
    "entityType": "User",
    "nonce": "0xf7ba8f376654635750801b640a2973cf1a07bfbf029bb139329006bf9243cf59",
    "signature": "0xad98319255f9e6a22cdd33ea342df038b6dae4a4818b82d3805068d46fc6c6c012d7c2f75cf55d4715398e803ed18803a6559984c5c67a3a84c940b8e641628b1c",
    "signer": "0xe88721130a8800cc60586b20Ffcfda735c9Af2d3",
    "userId": "14676539"
  }
}