{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "617992566",
    "entityType": "User",
    "nonce": "0x3cd7ed043f82e9a3222ca7609238326177ee1b15ad15f46212c5b3cb0be34007",
    "signature": "0x3147ff2f3c3b13d11af05dfd86898a871a629e42b139acf8be475e49b98bfbe208ffd200c01c5d7102a2db9eb7285e5d920b333e06949b505b85750fcf0cc8e31c",
    "signer": "0x7eBAab495a64FAea1f04dc59ff804bf939da7B12",
    "userId": "709077025"
  }
}