{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "240433",
    "entityType": "User",
    "nonce": "0x19b96944f5fd72a0b0c0c9572e1c57e63d8114f56f96293a49d4bf96b3c17334",
    "signature": "0x9c179dd0eff4a6adf5b375623b03d65af766648155ce918e04c118e5ed0d12187635633c1ab243eb852ef15a3066248208211028826fc7af3208d24d0824d5781c",
    "signer": "0x689Be5c20E6Da52e11A70751E9FaCb05Abbc7805",
    "userId": "676830468"
  }
}