{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "225324815",
    "entityType": "User",
    "nonce": "0xe480dd835ba7973bd1e7bfe1b86ce8102cfd77b6d1eef3f2f9d2c23026aacead",
    "signature": "0xc5f00ebc06ce51f6e543576863a5a1f0e2e6727f09a6390576297f64cc5e4ceb2754cecd40f3b37460748caf3315c8b8db4760c6138c036cf4297b82be06805a1b",
    "signer": "0x05aba01c97C4F182D989670622abE9c797782dD2",
    "userId": "508263176"
  }
}