{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x8a0e1634e165fc0e0c1546cd86c1936f7d2f6f52b6ba10a7beb6fd0df317d80f",
    "signature": "0xdcec0b99a3b05c565918f2e4352782b5cafbc5a5950cb3607648b68749e55c4370bc2a22b430125b0d93311c68d42c51fa367008992cb713473b839b362e19921b",
    "signer": "0x045f3ff2A6ac0332f4f6288E35B9d3d1Ae169354",
    "userId": "704529763"
  }
}