{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "460147282",
    "entityType": "User",
    "nonce": "0xbfcb35e823e328fe50579fc7aabcef11dfd8f5625a3461ba4dedae9bcdda5762",
    "signature": "0xbc2447098f2955f882089bee401492f65eda03bada809a03fb37b91284f99dec09a251e585dd286cb6a553992215edce9aa950582eec30c5d47c1cbb0513571c1c",
    "signer": "0x571CC6D512D6f6fe43A3EDFE62123a52785d36fA",
    "userId": "388520"
  }
}