{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "358086459",
    "entityType": "User",
    "nonce": "0x82258e419445c135827c82bce26fe754bac66eb2c2e937ef8fd7645e4158ffed",
    "signature": "0x9d5db5b7a41ac4ffb3d73e57ced57b0d45e58d61c75ccdbb3e917a778da4cb217fb9e931e483c62ef1dd09d5fbb3b9a1f6dabf22aec8886bb719b5737daad2061b",
    "signer": "0xa495D879BE5F97b8e40A77ffdE416D3D5f528C5A",
    "userId": "958763312"
  }
}