{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x88ad7a27cc0b09e5faf351e1ef61683c7838acb645004244e7a6c92f079a32d8",
    "signature": "0xad71938444f92072ed78472a9c9504f132f941406b2bef4b6f65c9b5a3cc1baf3ab873c020b26ae2e03e2c996eea3cb90277d9ba2195b12620ba05b5d566c5481b",
    "signer": "0x14FF2Ce3bf23AEeC9C140996251F6f85D8e99431",
    "userId": "53273933"
  }
}