{
  "manageEntity": {
    "action": "Repost",
    "entityId": "309214354",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd98405ab0e54de5f26cab067a80f10ec6a7d1c484ad925b8906beb824786d021",
    "signature": "0x85b3f35c2e45cddcdc894651c34193a53619c0be9a00b2f7d0d105669bc1442b620197d9c7c45cf1429b34474870391498aa74c7baaab8a2bba00691f67523a51c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}