{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0xfeaa6d48668294eab05df74b5994c26e2fe6256ea1e45f9ed8bc5f5efc56a766",
    "signature": "0x9854dc007fb72bdf5c11e05b3c0ff38abb0fb0a67bb7bf7cd5febd238596a0b119719b0416a859ac1635bb2787969075068dbb8b3a7d263cd249969703c3471d1c",
    "signer": "0xfa1f98f0530E55C2BEFA45f0F1B3A699b4559136",
    "userId": "149566028"
  }
}