{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "985480",
    "entityType": "User",
    "nonce": "0x065a5feeb1d197151e3eff0c9fc2403066cb6bc986dc306c1f17885364fee2fe",
    "signature": "0x3c59e28a42e91165b7c3711376c686cede400ed5f97c49b4177ce4d8f7bdf1d97107fdf764fff1ae86871cb457ebf8179cad6896e3373bc6509f482ca786b6b51b",
    "signer": "0xa899e54a1aE2f8D645E14e3E1EBF6398971ece5A",
    "userId": "906687997"
  }
}