{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1155",
    "entityType": "User",
    "nonce": "0x03403b91a12cbc537bddec92f67327cb882b61098d54e1f22156533d5217e100",
    "signature": "0x1e57475e501b223b8a39db3ff1dfce1faf2923a99c660ec9748957803923649012ec6436b047277327f6074ec7985bbe7cf44eadac5b83d29705f7104a2746991b",
    "signer": "0x5391496E932a3143AeB225d332e3485D8f3f2a2D",
    "userId": "712969344"
  }
}