{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "29239",
    "entityType": "User",
    "nonce": "0x0e011f8e66aa0e86d4965ecc744a0bb35f272c68f8305dc129a2244e3571edf9",
    "signature": "0x004178d0fbcd1bdb20d4692418b20f029970bf49548bef4746af36bde24084374f16a504ba9db7bebe29b530ae4f1dfaec6adfb4850b223186a1a3ac52de5c8a1c",
    "signer": "0x7eBAab495a64FAea1f04dc59ff804bf939da7B12",
    "userId": "709077025"
  }
}