{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "205159",
    "entityType": "User",
    "nonce": "0xc2cad2516ea75d4b586d2a64c1096b4662cd5566df6bd5a64655504e4cdf2665",
    "signature": "0x145bfb247cb3aca78a30ec6be8dce96cd527670403759643aab87d7187d0db9165e70904c39477e36c603acf550e0fe442b73dc7f0736673b08d82b47e5dd7c41c",
    "signer": "0x712Aca9aA6ac07F98dcEC338Be9C15c3Dc47d569",
    "userId": "12730129"
  }
}