{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "359482",
    "entityType": "User",
    "nonce": "0x4d03a37b12a19b97525c5371c22189ff07247b655dedf7cde64127630981f7d7",
    "signature": "0x9ac1f16740289de00a038ba36248ad6c405bde81b170ed61451643a2f8541ad936cc84d3f4e804199cc623aaa723323286b813bc61b2dcdb03abd16db2c8d7cf1c",
    "signer": "0x6fb79570A836Ea8554ad1D745C12769B22f1e4E3",
    "userId": "283478"
  }
}