{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "119478",
    "entityType": "User",
    "nonce": "0x1b9bccbd1736053af7ea513abc6892c7ac8810697abdfa3ef3791e1097328d93",
    "signature": "0xcf94321902d5808bf1c9f7fcc8e4fdca5df22d1df99e6bdaf58d37edec7a76de125744baf78b9b11a561f3898e13aaaea6da560f5c4d6521087f941c6d44995d1b",
    "signer": "0x712Aca9aA6ac07F98dcEC338Be9C15c3Dc47d569",
    "userId": "12730129"
  }
}