{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "153162",
    "entityType": "User",
    "nonce": "0x83dedabd14b558e938b58e65066e41e9d16df7b24281abab07e633cb6a5755e3",
    "signature": "0x0dde2a04bfc7b1da6758e7b6cc8aeaa98de566e6ed599f0dbeaf25905230ea4b47d4ccf294c0e1ff379c501c7db579bb13d21ac5fdf6a4bff904436151c1e9331c",
    "signer": "0x5f669126A64334710E37f472BfBfE0D8cF408577",
    "userId": "171892"
  }
}